Home / 124,014.32-171,146.76-67,424.48

Finding the Fourth Proportional to 124,014.32, 171,146.76 and 67,424.48

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Solution

The fourth proportional to 124,014.32, 171,146.76 and 67,424.48 is: 93,049.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,014.32 : 171,146.76 = 67,424.48 : x
  2. Step 2: Convert to fraction form
    124,014.32/171,146.76 = 67,424.48/x
  3. Step 3: Cross multiply
    124,014.32x = 171,146.76 × 67,424.48
  4. Step 4: Simplify right side
    124,014.32x = 11,539,481,296.68
  5. Step 5: Solve for x
    x = 11,539,481,296.68/124,014.32
  6. Step 6: Final answer
    x = 93,049.59

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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.