Home / 242,125.88-334,132.12-133,236.83

Finding the Fourth Proportional to 242,125.88, 334,132.12 and 133,236.83

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Solution

The fourth proportional to 242,125.88, 334,132.12 and 133,236.83 is: 183,865.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,125.88 : 334,132.12 = 133,236.83 : x
  2. Step 2: Convert to fraction form
    242,125.88/334,132.12 = 133,236.83/x
  3. Step 3: Cross multiply
    242,125.88x = 334,132.12 × 133,236.83
  4. Step 4: Simplify right side
    242,125.88x = 44,518,705,471.86
  5. Step 5: Solve for x
    x = 44,518,705,471.86/242,125.88
  6. Step 6: Final answer
    x = 183,865.96

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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.