Home / 176,215.24-243,180.66-99,734.33

Finding the Fourth Proportional to 176,215.24, 243,180.66 and 99,734.33

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Solution

The fourth proportional to 176,215.24, 243,180.66 and 99,734.33 is: 137,635.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,215.24 : 243,180.66 = 99,734.33 : x
  2. Step 2: Convert to fraction form
    176,215.24/243,180.66 = 99,734.33/x
  3. Step 3: Cross multiply
    176,215.24x = 243,180.66 × 99,734.33
  4. Step 4: Simplify right side
    176,215.24x = 24,253,460,194.06
  5. Step 5: Solve for x
    x = 24,253,460,194.06/176,215.24
  6. Step 6: Final answer
    x = 137,635.43

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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.