Home / 63,588.47-87,752.13-38,109.63

Finding the Fourth Proportional to 63,588.47, 87,752.13 and 38,109.63

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Solution

The fourth proportional to 63,588.47, 87,752.13 and 38,109.63 is: 52,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,588.47 : 87,752.13 = 38,109.63 : x
  2. Step 2: Convert to fraction form
    63,588.47/87,752.13 = 38,109.63/x
  3. Step 3: Cross multiply
    63,588.47x = 87,752.13 × 38,109.63
  4. Step 4: Simplify right side
    63,588.47x = 3,344,201,096.71
  5. Step 5: Solve for x
    x = 3,344,201,096.71/63,588.47
  6. Step 6: Final answer
    x = 52,591.31

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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.