Home / 39,385.96-54,338.90-25,246.60

Finding the Fourth Proportional to 39,385.96, 54,338.90 and 25,246.60

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Solution

The fourth proportional to 39,385.96, 54,338.90 and 25,246.60 is: 34,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,385.96 : 54,338.90 = 25,246.60 : x
  2. Step 2: Convert to fraction form
    39,385.96/54,338.90 = 25,246.60/x
  3. Step 3: Cross multiply
    39,385.96x = 54,338.90 × 25,246.60
  4. Step 4: Simplify right side
    39,385.96x = 1,371,872,472.74
  5. Step 5: Solve for x
    x = 1,371,872,472.74/39,385.96
  6. Step 6: Final answer
    x = 34,831.51

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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.