Home / 110,867.28-152,987.95-62,467.15

Finding the Fourth Proportional to 110,867.28, 152,987.95 and 62,467.15

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Solution

The fourth proportional to 110,867.28, 152,987.95 and 62,467.15 is: 86,199.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,867.28 : 152,987.95 = 62,467.15 : x
  2. Step 2: Convert to fraction form
    110,867.28/152,987.95 = 62,467.15/x
  3. Step 3: Cross multiply
    110,867.28x = 152,987.95 × 62,467.15
  4. Step 4: Simplify right side
    110,867.28x = 9,556,720,143.57
  5. Step 5: Solve for x
    x = 9,556,720,143.57/110,867.28
  6. Step 6: Final answer
    x = 86,199.65

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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.