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Finding the Fourth Proportional to 59,575.77, 89,376.51 and 20,132.01

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Solution

The fourth proportional to 59,575.77, 89,376.51 and 20,132.01 is: 30,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,575.77 : 89,376.51 = 20,132.01 : x
  2. Step 2: Convert to fraction form
    59,575.77/89,376.51 = 20,132.01/x
  3. Step 3: Cross multiply
    59,575.77x = 89,376.51 × 20,132.01
  4. Step 4: Simplify right side
    59,575.77x = 1,799,328,868.58
  5. Step 5: Solve for x
    x = 1,799,328,868.58/59,575.77
  6. Step 6: Final answer
    x = 30,202.36

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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.