Home / 124,333.12-171,575.20-67,743.36

Finding the Fourth Proportional to 124,333.12, 171,575.20 and 67,743.36

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Solution

The fourth proportional to 124,333.12, 171,575.20 and 67,743.36 is: 93,483.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,333.12 : 171,575.20 = 67,743.36 : x
  2. Step 2: Convert to fraction form
    124,333.12/171,575.20 = 67,743.36/x
  3. Step 3: Cross multiply
    124,333.12x = 171,575.20 × 67,743.36
  4. Step 4: Simplify right side
    124,333.12x = 11,623,080,540.67
  5. Step 5: Solve for x
    x = 11,623,080,540.67/124,333.12
  6. Step 6: Final answer
    x = 93,483.38

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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.