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Finding the Fourth Proportional to 54,349.20, 73,604.70 and 54,349.20

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Solution

The fourth proportional to 54,349.20, 73,604.70 and 54,349.20 is: 73,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,349.20 : 73,604.70 = 54,349.20 : x
  2. Step 2: Convert to fraction form
    54,349.20/73,604.70 = 54,349.20/x
  3. Step 3: Cross multiply
    54,349.20x = 73,604.70 × 54,349.20
  4. Step 4: Simplify right side
    54,349.20x = 4,000,356,561.24
  5. Step 5: Solve for x
    x = 4,000,356,561.24/54,349.20
  6. Step 6: Final answer
    x = 73,604.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.