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Finding the Fourth Proportional to 54,104.60, 81,156.90 and 44,888.60

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Solution

The fourth proportional to 54,104.60, 81,156.90 and 44,888.60 is: 67,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,104.60 : 81,156.90 = 44,888.60 : x
  2. Step 2: Convert to fraction form
    54,104.60/81,156.90 = 44,888.60/x
  3. Step 3: Cross multiply
    54,104.60x = 81,156.90 × 44,888.60
  4. Step 4: Simplify right side
    54,104.60x = 3,643,019,621.34
  5. Step 5: Solve for x
    x = 3,643,019,621.34/54,104.60
  6. Step 6: Final answer
    x = 67,332.90

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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.