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Finding the Fourth Proportional to 59,498.64, 89,248.29 and 20,056.11

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Solution

The fourth proportional to 59,498.64, 89,248.29 and 20,056.11 is: 30,084.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,498.64 : 89,248.29 = 20,056.11 : x
  2. Step 2: Convert to fraction form
    59,498.64/89,248.29 = 20,056.11/x
  3. Step 3: Cross multiply
    59,498.64x = 89,248.29 × 20,056.11
  4. Step 4: Simplify right side
    59,498.64x = 1,789,973,521.55
  5. Step 5: Solve for x
    x = 1,789,973,521.55/59,498.64
  6. Step 6: Final answer
    x = 30,084.28

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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.