Home / 558,746.57-838,147.53-159,446.18

Finding the Fourth Proportional to 558,746.57, 838,147.53 and 159,446.18

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Solution

The fourth proportional to 558,746.57, 838,147.53 and 159,446.18 is: 239,177.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,746.57 : 838,147.53 = 159,446.18 : x
  2. Step 2: Convert to fraction form
    558,746.57/838,147.53 = 159,446.18/x
  3. Step 3: Cross multiply
    558,746.57x = 838,147.53 × 159,446.18
  4. Step 4: Simplify right side
    558,746.57x = 133,639,421,934.94
  5. Step 5: Solve for x
    x = 133,639,421,934.94/558,746.57
  6. Step 6: Final answer
    x = 239,177.17

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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.