Home / 39,225.18-54,103.40-25,792.14

Finding the Fourth Proportional to 39,225.18, 54,103.40 and 25,792.14

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Solution

The fourth proportional to 39,225.18, 54,103.40 and 25,792.14 is: 35,575.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,225.18 : 54,103.40 = 25,792.14 : x
  2. Step 2: Convert to fraction form
    39,225.18/54,103.40 = 25,792.14/x
  3. Step 3: Cross multiply
    39,225.18x = 54,103.40 × 25,792.14
  4. Step 4: Simplify right side
    39,225.18x = 1,395,442,467.28
  5. Step 5: Solve for x
    x = 1,395,442,467.28/39,225.18
  6. Step 6: Final answer
    x = 35,575.17

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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.