Home / 63,213.32-87,233.86-34,918.76

Finding the Fourth Proportional to 63,213.32, 87,233.86 and 34,918.76

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Solution

The fourth proportional to 63,213.32, 87,233.86 and 34,918.76 is: 48,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,213.32 : 87,233.86 = 34,918.76 : x
  2. Step 2: Convert to fraction form
    63,213.32/87,233.86 = 34,918.76/x
  3. Step 3: Cross multiply
    63,213.32x = 87,233.86 × 34,918.76
  4. Step 4: Simplify right side
    63,213.32x = 3,046,098,221.21
  5. Step 5: Solve for x
    x = 3,046,098,221.21/63,213.32
  6. Step 6: Final answer
    x = 48,187.60

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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.