Home / 51,520.14-77,280.21-16,462.53

Finding the Fourth Proportional to 51,520.14, 77,280.21 and 16,462.53

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Solution

The fourth proportional to 51,520.14, 77,280.21 and 16,462.53 is: 24,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,520.14 : 77,280.21 = 16,462.53 : x
  2. Step 2: Convert to fraction form
    51,520.14/77,280.21 = 16,462.53/x
  3. Step 3: Cross multiply
    51,520.14x = 77,280.21 × 16,462.53
  4. Step 4: Simplify right side
    51,520.14x = 1,272,227,775.53
  5. Step 5: Solve for x
    x = 1,272,227,775.53/51,520.14
  6. Step 6: Final answer
    x = 24,693.80

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1.5x scale

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.