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Finding the Fourth Proportional to 59,482.66, 89,237.46 and 20,038.70

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Solution

The fourth proportional to 59,482.66, 89,237.46 and 20,038.70 is: 30,062.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,482.66 : 89,237.46 = 20,038.70 : x
  2. Step 2: Convert to fraction form
    59,482.66/89,237.46 = 20,038.70/x
  3. Step 3: Cross multiply
    59,482.66x = 89,237.46 × 20,038.70
  4. Step 4: Simplify right side
    59,482.66x = 1,788,202,689.70
  5. Step 5: Solve for x
    x = 1,788,202,689.70/59,482.66
  6. Step 6: Final answer
    x = 30,062.59

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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.