Home / 214,489.12-296,008.98-123,848.90

Finding the Fourth Proportional to 214,489.12, 296,008.98 and 123,848.90

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Solution

The fourth proportional to 214,489.12, 296,008.98 and 123,848.90 is: 170,919.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,489.12 : 296,008.98 = 123,848.90 : x
  2. Step 2: Convert to fraction form
    214,489.12/296,008.98 = 123,848.90/x
  3. Step 3: Cross multiply
    214,489.12x = 296,008.98 × 123,848.90
  4. Step 4: Simplify right side
    214,489.12x = 36,660,386,563.12
  5. Step 5: Solve for x
    x = 36,660,386,563.12/214,489.12
  6. Step 6: Final answer
    x = 170,919.56

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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.