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Finding the Fourth Proportional to 59,706.91, 89,529.45 and 17,581.51

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Solution

The fourth proportional to 59,706.91, 89,529.45 and 17,581.51 is: 26,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,706.91 : 89,529.45 = 17,581.51 : x
  2. Step 2: Convert to fraction form
    59,706.91/89,529.45 = 17,581.51/x
  3. Step 3: Cross multiply
    59,706.91x = 89,529.45 × 17,581.51
  4. Step 4: Simplify right side
    59,706.91x = 1,574,062,920.47
  5. Step 5: Solve for x
    x = 1,574,062,920.47/59,706.91
  6. Step 6: Final answer
    x = 26,363.16

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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.