Home / 144,125.06-216,320.49-73,097.55

Finding the Fourth Proportional to 144,125.06, 216,320.49 and 73,097.55

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Solution

The fourth proportional to 144,125.06, 216,320.49 and 73,097.55 is: 109,713.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,125.06 : 216,320.49 = 73,097.55 : x
  2. Step 2: Convert to fraction form
    144,125.06/216,320.49 = 73,097.55/x
  3. Step 3: Cross multiply
    144,125.06x = 216,320.49 × 73,097.55
  4. Step 4: Simplify right side
    144,125.06x = 15,812,497,833.80
  5. Step 5: Solve for x
    x = 15,812,497,833.80/144,125.06
  6. Step 6: Final answer
    x = 109,713.73

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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.