Home / 39,332.76-54,226.12-38,109.72

Finding the Fourth Proportional to 39,332.76, 54,226.12 and 38,109.72

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Solution

The fourth proportional to 39,332.76, 54,226.12 and 38,109.72 is: 52,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,332.76 : 54,226.12 = 38,109.72 : x
  2. Step 2: Convert to fraction form
    39,332.76/54,226.12 = 38,109.72/x
  3. Step 3: Cross multiply
    39,332.76x = 54,226.12 × 38,109.72
  4. Step 4: Simplify right side
    39,332.76x = 2,066,542,249.89
  5. Step 5: Solve for x
    x = 2,066,542,249.89/39,332.76
  6. Step 6: Final answer
    x = 52,539.98

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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.