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Finding the Fourth Proportional to 59,480.30, 89,232.60 and 20,041.40

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Solution

The fourth proportional to 59,480.30, 89,232.60 and 20,041.40 is: 30,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,480.30 : 89,232.60 = 20,041.40 : x
  2. Step 2: Convert to fraction form
    59,480.30/89,232.60 = 20,041.40/x
  3. Step 3: Cross multiply
    59,480.30x = 89,232.60 × 20,041.40
  4. Step 4: Simplify right side
    59,480.30x = 1,788,346,229.64
  5. Step 5: Solve for x
    x = 1,788,346,229.64/59,480.30
  6. Step 6: Final answer
    x = 30,066.19

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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.