Home / 124,301.52-171,536.40-67,713.30

Finding the Fourth Proportional to 124,301.52, 171,536.40 and 67,713.30

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Solution

The fourth proportional to 124,301.52, 171,536.40 and 67,713.30 is: 93,444.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,301.52 : 171,536.40 = 67,713.30 : x
  2. Step 2: Convert to fraction form
    124,301.52/171,536.40 = 67,713.30/x
  3. Step 3: Cross multiply
    124,301.52x = 171,536.40 × 67,713.30
  4. Step 4: Simplify right side
    124,301.52x = 11,615,295,714.12
  5. Step 5: Solve for x
    x = 11,615,295,714.12/124,301.52
  6. Step 6: Final answer
    x = 93,444.52

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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.