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Finding the Fourth Proportional to 59,080.40, 88,601.40 and 19,630.80

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Solution

The fourth proportional to 59,080.40, 88,601.40 and 19,630.80 is: 29,439.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,080.40 : 88,601.40 = 19,630.80 : x
  2. Step 2: Convert to fraction form
    59,080.40/88,601.40 = 19,630.80/x
  3. Step 3: Cross multiply
    59,080.40x = 88,601.40 × 19,630.80
  4. Step 4: Simplify right side
    59,080.40x = 1,739,316,363.12
  5. Step 5: Solve for x
    x = 1,739,316,363.12/59,080.40
  6. Step 6: Final answer
    x = 29,439.82

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1.5x scale

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.