Home / 124,301.22-171,534.78-67,712.60

Finding the Fourth Proportional to 124,301.22, 171,534.78 and 67,712.60

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Solution

The fourth proportional to 124,301.22, 171,534.78 and 67,712.60 is: 93,442.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,301.22 : 171,534.78 = 67,712.60 : x
  2. Step 2: Convert to fraction form
    124,301.22/171,534.78 = 67,712.60/x
  3. Step 3: Cross multiply
    124,301.22x = 171,534.78 × 67,712.60
  4. Step 4: Simplify right side
    124,301.22x = 11,615,065,944.23
  5. Step 5: Solve for x
    x = 11,615,065,944.23/124,301.22
  6. Step 6: Final answer
    x = 93,442.90

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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.