Home / 39,333.76-54,227.50-38,110.72

Finding the Fourth Proportional to 39,333.76, 54,227.50 and 38,110.72

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Solution

The fourth proportional to 39,333.76, 54,227.50 and 38,110.72 is: 52,541.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,333.76 : 54,227.50 = 38,110.72 : x
  2. Step 2: Convert to fraction form
    39,333.76/54,227.50 = 38,110.72/x
  3. Step 3: Cross multiply
    39,333.76x = 54,227.50 × 38,110.72
  4. Step 4: Simplify right side
    39,333.76x = 2,066,649,068.80
  5. Step 5: Solve for x
    x = 2,066,649,068.80/39,333.76
  6. Step 6: Final answer
    x = 52,541.36

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Double scale
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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.