Home / 67,487.96-93,241.86-57,521.72

Finding the Fourth Proportional to 67,487.96, 93,241.86 and 57,521.72

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Solution

The fourth proportional to 67,487.96, 93,241.86 and 57,521.72 is: 79,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,487.96 : 93,241.86 = 57,521.72 : x
  2. Step 2: Convert to fraction form
    67,487.96/93,241.86 = 57,521.72/x
  3. Step 3: Cross multiply
    67,487.96x = 93,241.86 × 57,521.72
  4. Step 4: Simplify right side
    67,487.96x = 5,363,432,163.20
  5. Step 5: Solve for x
    x = 5,363,432,163.20/67,487.96
  6. Step 6: Final answer
    x = 79,472.43

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1.5x scale

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.