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Finding the Fourth Proportional to 159,802.39, 239,641.28 and 59,908.13

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Solution

The fourth proportional to 159,802.39, 239,641.28 and 59,908.13 is: 89,838.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,802.39 : 239,641.28 = 59,908.13 : x
  2. Step 2: Convert to fraction form
    159,802.39/239,641.28 = 59,908.13/x
  3. Step 3: Cross multiply
    159,802.39x = 239,641.28 × 59,908.13
  4. Step 4: Simplify right side
    159,802.39x = 14,356,460,955.61
  5. Step 5: Solve for x
    x = 14,356,460,955.61/159,802.39
  6. Step 6: Final answer
    x = 89,838.84

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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.