Home / 74,565.50-102,985.71-50,652.14

Finding the Fourth Proportional to 74,565.50, 102,985.71 and 50,652.14

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Solution

The fourth proportional to 74,565.50, 102,985.71 and 50,652.14 is: 69,957.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,565.50 : 102,985.71 = 50,652.14 : x
  2. Step 2: Convert to fraction form
    74,565.50/102,985.71 = 50,652.14/x
  3. Step 3: Cross multiply
    74,565.50x = 102,985.71 × 50,652.14
  4. Step 4: Simplify right side
    74,565.50x = 5,216,446,600.92
  5. Step 5: Solve for x
    x = 5,216,446,600.92/74,565.50
  6. Step 6: Final answer
    x = 69,957.91

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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.