Home / 63,731.16-87,925.50-38,571.48

Finding the Fourth Proportional to 63,731.16, 87,925.50 and 38,571.48

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Solution

The fourth proportional to 63,731.16, 87,925.50 and 38,571.48 is: 53,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,731.16 : 87,925.50 = 38,571.48 : x
  2. Step 2: Convert to fraction form
    63,731.16/87,925.50 = 38,571.48/x
  3. Step 3: Cross multiply
    63,731.16x = 87,925.50 × 38,571.48
  4. Step 4: Simplify right side
    63,731.16x = 3,391,416,664.74
  5. Step 5: Solve for x
    x = 3,391,416,664.74/63,731.16
  6. Step 6: Final answer
    x = 53,214.42

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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.