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Finding the Fourth Proportional to 176,507.91, 243,616.37 and 104,874.17

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Solution

The fourth proportional to 176,507.91, 243,616.37 and 104,874.17 is: 144,747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,507.91 : 243,616.37 = 104,874.17 : x
  2. Step 2: Convert to fraction form
    176,507.91/243,616.37 = 104,874.17/x
  3. Step 3: Cross multiply
    176,507.91x = 243,616.37 × 104,874.17
  4. Step 4: Simplify right side
    176,507.91x = 25,549,062,859.71
  5. Step 5: Solve for x
    x = 25,549,062,859.71/176,507.91
  6. Step 6: Final answer
    x = 144,747.41

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1.5x scale

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.