Home / 39,385.23-54,356.84-25,046.40

Finding the Fourth Proportional to 39,385.23, 54,356.84 and 25,046.40

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Solution

The fourth proportional to 39,385.23, 54,356.84 and 25,046.40 is: 34,567.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,385.23 : 54,356.84 = 25,046.40 : x
  2. Step 2: Convert to fraction form
    39,385.23/54,356.84 = 25,046.40/x
  3. Step 3: Cross multiply
    39,385.23x = 54,356.84 × 25,046.40
  4. Step 4: Simplify right side
    39,385.23x = 1,361,443,157.38
  5. Step 5: Solve for x
    x = 1,361,443,157.38/39,385.23
  6. Step 6: Final answer
    x = 34,567.35

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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.