Home / 176,334.53-243,431.26-111,869.61

Finding the Fourth Proportional to 176,334.53, 243,431.26 and 111,869.61

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Solution

The fourth proportional to 176,334.53, 243,431.26 and 111,869.61 is: 154,436.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,334.53 : 243,431.26 = 111,869.61 : x
  2. Step 2: Convert to fraction form
    176,334.53/243,431.26 = 111,869.61/x
  3. Step 3: Cross multiply
    176,334.53x = 243,431.26 × 111,869.61
  4. Step 4: Simplify right side
    176,334.53x = 27,232,560,118.01
  5. Step 5: Solve for x
    x = 27,232,560,118.01/176,334.53
  6. Step 6: Final answer
    x = 154,436.91

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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.