Home / 39,326.40-54,259.20-25,167.60

Finding the Fourth Proportional to 39,326.40, 54,259.20 and 25,167.60

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Solution

The fourth proportional to 39,326.40, 54,259.20 and 25,167.60 is: 34,724.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,326.40 : 54,259.20 = 25,167.60 : x
  2. Step 2: Convert to fraction form
    39,326.40/54,259.20 = 25,167.60/x
  3. Step 3: Cross multiply
    39,326.40x = 54,259.20 × 25,167.60
  4. Step 4: Simplify right side
    39,326.40x = 1,365,573,841.92
  5. Step 5: Solve for x
    x = 1,365,573,841.92/39,326.40
  6. Step 6: Final answer
    x = 34,724.10

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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.