Home / 63,429.40-87,355.02-62,051.86

Finding the Fourth Proportional to 63,429.40, 87,355.02 and 62,051.86

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Solution

The fourth proportional to 63,429.40, 87,355.02 and 62,051.86 is: 85,457.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,429.40 : 87,355.02 = 62,051.86 : x
  2. Step 2: Convert to fraction form
    63,429.40/87,355.02 = 62,051.86/x
  3. Step 3: Cross multiply
    63,429.40x = 87,355.02 × 62,051.86
  4. Step 4: Simplify right side
    63,429.40x = 5,420,541,471.34
  5. Step 5: Solve for x
    x = 5,420,541,471.34/63,429.40
  6. Step 6: Final answer
    x = 85,457.87

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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.