Home / 214,641.72-296,190.76-119,140.90

Finding the Fourth Proportional to 214,641.72, 296,190.76 and 119,140.90

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Solution

The fourth proportional to 214,641.72, 296,190.76 and 119,140.90 is: 164,406.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,641.72 : 296,190.76 = 119,140.90 : x
  2. Step 2: Convert to fraction form
    214,641.72/296,190.76 = 119,140.90/x
  3. Step 3: Cross multiply
    214,641.72x = 296,190.76 × 119,140.90
  4. Step 4: Simplify right side
    214,641.72x = 35,288,433,718.08
  5. Step 5: Solve for x
    x = 35,288,433,718.08/214,641.72
  6. Step 6: Final answer
    x = 164,406.22

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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.