Home / 72,315.18-108,472.77-24,943.85

Finding the Fourth Proportional to 72,315.18, 108,472.77 and 24,943.85

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Solution

The fourth proportional to 72,315.18, 108,472.77 and 24,943.85 is: 37,415.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,315.18 : 108,472.77 = 24,943.85 : x
  2. Step 2: Convert to fraction form
    72,315.18/108,472.77 = 24,943.85/x
  3. Step 3: Cross multiply
    72,315.18x = 108,472.77 × 24,943.85
  4. Step 4: Simplify right side
    72,315.18x = 2,705,728,368.37
  5. Step 5: Solve for x
    x = 2,705,728,368.37/72,315.18
  6. Step 6: Final answer
    x = 37,415.77

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Similar ratio
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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.