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Finding the Fourth Proportional to 59,599.43, 89,294.05 and 31,457.49

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Solution

The fourth proportional to 59,599.43, 89,294.05 and 31,457.49 is: 47,130.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,599.43 : 89,294.05 = 31,457.49 : x
  2. Step 2: Convert to fraction form
    59,599.43/89,294.05 = 31,457.49/x
  3. Step 3: Cross multiply
    59,599.43x = 89,294.05 × 31,457.49
  4. Step 4: Simplify right side
    59,599.43x = 2,808,966,684.93
  5. Step 5: Solve for x
    x = 2,808,966,684.93/59,599.43
  6. Step 6: Final answer
    x = 47,130.76

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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.