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Finding the Fourth Proportional to 54,597.48, 81,897.84 and 15,157.50

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Solution

The fourth proportional to 54,597.48, 81,897.84 and 15,157.50 is: 22,736.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,597.48 : 81,897.84 = 15,157.50 : x
  2. Step 2: Convert to fraction form
    54,597.48/81,897.84 = 15,157.50/x
  3. Step 3: Cross multiply
    54,597.48x = 81,897.84 × 15,157.50
  4. Step 4: Simplify right side
    54,597.48x = 1,241,366,509.80
  5. Step 5: Solve for x
    x = 1,241,366,509.80/54,597.48
  6. Step 6: Final answer
    x = 22,736.70

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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.