Home / 214,489.61-296,009.69-123,849.40

Finding the Fourth Proportional to 214,489.61, 296,009.69 and 123,849.40

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Solution

The fourth proportional to 214,489.61, 296,009.69 and 123,849.40 is: 170,920.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,489.61 : 296,009.69 = 123,849.40 : x
  2. Step 2: Convert to fraction form
    214,489.61/296,009.69 = 123,849.40/x
  3. Step 3: Cross multiply
    214,489.61x = 296,009.69 × 123,849.40
  4. Step 4: Simplify right side
    214,489.61x = 36,660,622,500.69
  5. Step 5: Solve for x
    x = 36,660,622,500.69/214,489.61
  6. Step 6: Final answer
    x = 170,920.27

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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.