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Finding the Fourth Proportional to 59,581.42, 89,372.07 and 15,208.18

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Solution

The fourth proportional to 59,581.42, 89,372.07 and 15,208.18 is: 22,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,581.42 : 89,372.07 = 15,208.18 : x
  2. Step 2: Convert to fraction form
    59,581.42/89,372.07 = 15,208.18/x
  3. Step 3: Cross multiply
    59,581.42x = 89,372.07 × 15,208.18
  4. Step 4: Simplify right side
    59,581.42x = 1,359,186,080.67
  5. Step 5: Solve for x
    x = 1,359,186,080.67/59,581.42
  6. Step 6: Final answer
    x = 22,812.25

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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.