Home / 124,026.20-171,154.06-67,439

Finding the Fourth Proportional to 124,026.20, 171,154.06 and 67,439

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Solution

The fourth proportional to 124,026.20, 171,154.06 and 67,439 is: 93,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,026.20 : 171,154.06 = 67,439 : x
  2. Step 2: Convert to fraction form
    124,026.20/171,154.06 = 67,439/x
  3. Step 3: Cross multiply
    124,026.20x = 171,154.06 × 67,439
  4. Step 4: Simplify right side
    124,026.20x = 11,542,458,652.34
  5. Step 5: Solve for x
    x = 11,542,458,652.34/124,026.20
  6. Step 6: Final answer
    x = 93,064.68

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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.