Home / 151,502.58-209,088.34-113,195.66

Finding the Fourth Proportional to 151,502.58, 209,088.34 and 113,195.66

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Solution

The fourth proportional to 151,502.58, 209,088.34 and 113,195.66 is: 156,221.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,502.58 : 209,088.34 = 113,195.66 : x
  2. Step 2: Convert to fraction form
    151,502.58/209,088.34 = 113,195.66/x
  3. Step 3: Cross multiply
    151,502.58x = 209,088.34 × 113,195.66
  4. Step 4: Simplify right side
    151,502.58x = 23,667,891,316.17
  5. Step 5: Solve for x
    x = 23,667,891,316.17/151,502.58
  6. Step 6: Final answer
    x = 156,221.04

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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.