Home / 121,763.04-182,385.60-58,490.16

Finding the Fourth Proportional to 121,763.04, 182,385.60 and 58,490.16

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Solution

The fourth proportional to 121,763.04, 182,385.60 and 58,490.16 is: 87,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,763.04 : 182,385.60 = 58,490.16 : x
  2. Step 2: Convert to fraction form
    121,763.04/182,385.60 = 58,490.16/x
  3. Step 3: Cross multiply
    121,763.04x = 182,385.60 × 58,490.16
  4. Step 4: Simplify right side
    121,763.04x = 10,667,762,925.70
  5. Step 5: Solve for x
    x = 10,667,762,925.70/121,763.04
  6. Step 6: Final answer
    x = 87,610.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.