Home / 122,229.12-183,335.76-42,264.84

Finding the Fourth Proportional to 122,229.12, 183,335.76 and 42,264.84

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Solution

The fourth proportional to 122,229.12, 183,335.76 and 42,264.84 is: 63,394.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,229.12 : 183,335.76 = 42,264.84 : x
  2. Step 2: Convert to fraction form
    122,229.12/183,335.76 = 42,264.84/x
  3. Step 3: Cross multiply
    122,229.12x = 183,335.76 × 42,264.84
  4. Step 4: Simplify right side
    122,229.12x = 7,748,656,562.68
  5. Step 5: Solve for x
    x = 7,748,656,562.68/122,229.12
  6. Step 6: Final answer
    x = 63,394.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.