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Finding the Fourth Proportional to 59,547.60, 89,191.80 and 36,133.20

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Solution

The fourth proportional to 59,547.60, 89,191.80 and 36,133.20 is: 54,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,547.60 : 89,191.80 = 36,133.20 : x
  2. Step 2: Convert to fraction form
    59,547.60/89,191.80 = 36,133.20/x
  3. Step 3: Cross multiply
    59,547.60x = 89,191.80 × 36,133.20
  4. Step 4: Simplify right side
    59,547.60x = 3,222,785,147.76
  5. Step 5: Solve for x
    x = 3,222,785,147.76/59,547.60
  6. Step 6: Final answer
    x = 54,121.16

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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.