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Finding the Fourth Proportional to 59,629.80, 89,444.70 and 36,010.20

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Solution

The fourth proportional to 59,629.80, 89,444.70 and 36,010.20 is: 54,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,629.80 : 89,444.70 = 36,010.20 : x
  2. Step 2: Convert to fraction form
    59,629.80/89,444.70 = 36,010.20/x
  3. Step 3: Cross multiply
    59,629.80x = 89,444.70 × 36,010.20
  4. Step 4: Simplify right side
    59,629.80x = 3,220,921,535.94
  5. Step 5: Solve for x
    x = 3,220,921,535.94/59,629.80
  6. Step 6: Final answer
    x = 54,015.30

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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.