Home / 107,440.52-148,259.25-62,121.44

Finding the Fourth Proportional to 107,440.52, 148,259.25 and 62,121.44

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Solution

The fourth proportional to 107,440.52, 148,259.25 and 62,121.44 is: 85,722.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,440.52 : 148,259.25 = 62,121.44 : x
  2. Step 2: Convert to fraction form
    107,440.52/148,259.25 = 62,121.44/x
  3. Step 3: Cross multiply
    107,440.52x = 148,259.25 × 62,121.44
  4. Step 4: Simplify right side
    107,440.52x = 9,210,078,103.32
  5. Step 5: Solve for x
    x = 9,210,078,103.32/107,440.52
  6. Step 6: Final answer
    x = 85,722.58

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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.