Home / 38,120.01-52,603.25-22,390.53

Finding the Fourth Proportional to 38,120.01, 52,603.25 and 22,390.53

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Solution

The fourth proportional to 38,120.01, 52,603.25 and 22,390.53 is: 30,897.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,120.01 : 52,603.25 = 22,390.53 : x
  2. Step 2: Convert to fraction form
    38,120.01/52,603.25 = 22,390.53/x
  3. Step 3: Cross multiply
    38,120.01x = 52,603.25 × 22,390.53
  4. Step 4: Simplify right side
    38,120.01x = 1,177,814,535.27
  5. Step 5: Solve for x
    x = 1,177,814,535.27/38,120.01
  6. Step 6: Final answer
    x = 30,897.54

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.