Home / 110,168.36-152,023.72-62,429.20

Finding the Fourth Proportional to 110,168.36, 152,023.72 and 62,429.20

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Solution

The fourth proportional to 110,168.36, 152,023.72 and 62,429.20 is: 86,147.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,168.36 : 152,023.72 = 62,429.20 : x
  2. Step 2: Convert to fraction form
    110,168.36/152,023.72 = 62,429.20/x
  3. Step 3: Cross multiply
    110,168.36x = 152,023.72 × 62,429.20
  4. Step 4: Simplify right side
    110,168.36x = 9,490,719,220.62
  5. Step 5: Solve for x
    x = 9,490,719,220.62/110,168.36
  6. Step 6: Final answer
    x = 86,147.41

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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.