Home / 48,331.50-66,697.47-29,472.54

Finding the Fourth Proportional to 48,331.50, 66,697.47 and 29,472.54

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Solution

The fourth proportional to 48,331.50, 66,697.47 and 29,472.54 is: 40,672.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,331.50 : 66,697.47 = 29,472.54 : x
  2. Step 2: Convert to fraction form
    48,331.50/66,697.47 = 29,472.54/x
  3. Step 3: Cross multiply
    48,331.50x = 66,697.47 × 29,472.54
  4. Step 4: Simplify right side
    48,331.50x = 1,965,743,852.47
  5. Step 5: Solve for x
    x = 1,965,743,852.47/48,331.50
  6. Step 6: Final answer
    x = 40,672.11

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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.