Home / 38,505.08-53,408.86-37,480.95

Finding the Fourth Proportional to 38,505.08, 53,408.86 and 37,480.95

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Solution

The fourth proportional to 38,505.08, 53,408.86 and 37,480.95 is: 51,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,505.08 : 53,408.86 = 37,480.95 : x
  2. Step 2: Convert to fraction form
    38,505.08/53,408.86 = 37,480.95/x
  3. Step 3: Cross multiply
    38,505.08x = 53,408.86 × 37,480.95
  4. Step 4: Simplify right side
    38,505.08x = 2,001,814,477.04
  5. Step 5: Solve for x
    x = 2,001,814,477.04/38,505.08
  6. Step 6: Final answer
    x = 51,988.32

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.