Home / 58,253,439.72-80,419,967.76-42,554,836.56

Finding the Fourth Proportional to 58,253,439.72, 80,419,967.76 and 42,554,836.56

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Solution

The fourth proportional to 58,253,439.72, 80,419,967.76 and 42,554,836.56 is: 58,747,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,253,439.72 : 80,419,967.76 = 42,554,836.56 : x
  2. Step 2: Convert to fraction form
    58,253,439.72/80,419,967.76 = 42,554,836.56/x
  3. Step 3: Cross multiply
    58,253,439.72x = 80,419,967.76 × 42,554,836.56
  4. Step 4: Simplify right side
    58,253,439.72x = 3,422,258,584,187,269.50
  5. Step 5: Solve for x
    x = 3,422,258,584,187,269.50/58,253,439.72
  6. Step 6: Final answer
    x = 58,747,751.22

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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.