Home / 247,667.12-341,777.04-134,489.60

Finding the Fourth Proportional to 247,667.12, 341,777.04 and 134,489.60

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Solution

The fourth proportional to 247,667.12, 341,777.04 and 134,489.60 is: 185,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,667.12 : 341,777.04 = 134,489.60 : x
  2. Step 2: Convert to fraction form
    247,667.12/341,777.04 = 134,489.60/x
  3. Step 3: Cross multiply
    247,667.12x = 341,777.04 × 134,489.60
  4. Step 4: Simplify right side
    247,667.12x = 45,965,457,398.78
  5. Step 5: Solve for x
    x = 45,965,457,398.78/247,667.12
  6. Step 6: Final answer
    x = 185,593.70

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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.