Home / 176,207.76-243,074.78-108,240.06

Finding the Fourth Proportional to 176,207.76, 243,074.78 and 108,240.06

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Solution

The fourth proportional to 176,207.76, 243,074.78 and 108,240.06 is: 149,314.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,207.76 : 243,074.78 = 108,240.06 : x
  2. Step 2: Convert to fraction form
    176,207.76/243,074.78 = 108,240.06/x
  3. Step 3: Cross multiply
    176,207.76x = 243,074.78 × 108,240.06
  4. Step 4: Simplify right side
    176,207.76x = 26,310,428,771.69
  5. Step 5: Solve for x
    x = 26,310,428,771.69/176,207.76
  6. Step 6: Final answer
    x = 149,314.81

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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.