Home / 77,780.38-116,695.08-24,470.20

Finding the Fourth Proportional to 77,780.38, 116,695.08 and 24,470.20

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Solution

The fourth proportional to 77,780.38, 116,695.08 and 24,470.20 is: 36,713.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,780.38 : 116,695.08 = 24,470.20 : x
  2. Step 2: Convert to fraction form
    77,780.38/116,695.08 = 24,470.20/x
  3. Step 3: Cross multiply
    77,780.38x = 116,695.08 × 24,470.20
  4. Step 4: Simplify right side
    77,780.38x = 2,855,551,946.62
  5. Step 5: Solve for x
    x = 2,855,551,946.62/77,780.38
  6. Step 6: Final answer
    x = 36,713.01

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1.5x scale

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.