Home / 39,114.04-53,963.20-25,692.56

Finding the Fourth Proportional to 39,114.04, 53,963.20 and 25,692.56

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Solution

The fourth proportional to 39,114.04, 53,963.20 and 25,692.56 is: 35,446.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,114.04 : 53,963.20 = 25,692.56 : x
  2. Step 2: Convert to fraction form
    39,114.04/53,963.20 = 25,692.56/x
  3. Step 3: Cross multiply
    39,114.04x = 53,963.20 × 25,692.56
  4. Step 4: Simplify right side
    39,114.04x = 1,386,452,753.79
  5. Step 5: Solve for x
    x = 1,386,452,753.79/39,114.04
  6. Step 6: Final answer
    x = 35,446.42

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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.