Home / 76,737.55-115,124.39-24,147.02

Finding the Fourth Proportional to 76,737.55, 115,124.39 and 24,147.02

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Solution

The fourth proportional to 76,737.55, 115,124.39 and 24,147.02 is: 36,226.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,737.55 : 115,124.39 = 24,147.02 : x
  2. Step 2: Convert to fraction form
    76,737.55/115,124.39 = 24,147.02/x
  3. Step 3: Cross multiply
    76,737.55x = 115,124.39 × 24,147.02
  4. Step 4: Simplify right side
    76,737.55x = 2,779,910,947.82
  5. Step 5: Solve for x
    x = 2,779,910,947.82/76,737.55
  6. Step 6: Final answer
    x = 36,226.21

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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.