Home / 39,409.81-54,385.54-25,262.66

Finding the Fourth Proportional to 39,409.81, 54,385.54 and 25,262.66

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Solution

The fourth proportional to 39,409.81, 54,385.54 and 25,262.66 is: 34,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,409.81 : 54,385.54 = 25,262.66 : x
  2. Step 2: Convert to fraction form
    39,409.81/54,385.54 = 25,262.66/x
  3. Step 3: Cross multiply
    39,409.81x = 54,385.54 × 25,262.66
  4. Step 4: Simplify right side
    39,409.81x = 1,373,923,478.74
  5. Step 5: Solve for x
    x = 1,373,923,478.74/39,409.81
  6. Step 6: Final answer
    x = 34,862.48

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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.