Home / 134,314.92-185,355.02-73,890.16

Finding the Fourth Proportional to 134,314.92, 185,355.02 and 73,890.16

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Solution

The fourth proportional to 134,314.92, 185,355.02 and 73,890.16 is: 101,968.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,314.92 : 185,355.02 = 73,890.16 : x
  2. Step 2: Convert to fraction form
    134,314.92/185,355.02 = 73,890.16/x
  3. Step 3: Cross multiply
    134,314.92x = 185,355.02 × 73,890.16
  4. Step 4: Simplify right side
    134,314.92x = 13,695,911,251.76
  5. Step 5: Solve for x
    x = 13,695,911,251.76/134,314.92
  6. Step 6: Final answer
    x = 101,968.65

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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.