Home / 66,805.02-92,189.07-38,124.14

Finding the Fourth Proportional to 66,805.02, 92,189.07 and 38,124.14

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Solution

The fourth proportional to 66,805.02, 92,189.07 and 38,124.14 is: 52,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,805.02 : 92,189.07 = 38,124.14 : x
  2. Step 2: Convert to fraction form
    66,805.02/92,189.07 = 38,124.14/x
  3. Step 3: Cross multiply
    66,805.02x = 92,189.07 × 38,124.14
  4. Step 4: Simplify right side
    66,805.02x = 3,514,628,550.20
  5. Step 5: Solve for x
    x = 3,514,628,550.20/66,805.02
  6. Step 6: Final answer
    x = 52,610.25

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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.