Home / 243,327.20-364,874.16-124,937.60

Finding the Fourth Proportional to 243,327.20, 364,874.16 and 124,937.60

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Solution

The fourth proportional to 243,327.20, 364,874.16 and 124,937.60 is: 187,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,327.20 : 364,874.16 = 124,937.60 : x
  2. Step 2: Convert to fraction form
    243,327.20/364,874.16 = 124,937.60/x
  3. Step 3: Cross multiply
    243,327.20x = 364,874.16 × 124,937.60
  4. Step 4: Simplify right side
    243,327.20x = 45,586,501,852.42
  5. Step 5: Solve for x
    x = 45,586,501,852.42/243,327.20
  6. Step 6: Final answer
    x = 187,346.51

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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.