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Finding the Fourth Proportional to 73,592.80, 101,580.42 and 43,376.02

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Solution

The fourth proportional to 73,592.80, 101,580.42 and 43,376.02 is: 59,872.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,592.80 : 101,580.42 = 43,376.02 : x
  2. Step 2: Convert to fraction form
    73,592.80/101,580.42 = 43,376.02/x
  3. Step 3: Cross multiply
    73,592.80x = 101,580.42 × 43,376.02
  4. Step 4: Simplify right side
    73,592.80x = 4,406,154,329.53
  5. Step 5: Solve for x
    x = 4,406,154,329.53/73,592.80
  6. Step 6: Final answer
    x = 59,872.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.