Home / 176,372.75-243,301.10-111,727.94

Finding the Fourth Proportional to 176,372.75, 243,301.10 and 111,727.94

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Solution

The fourth proportional to 176,372.75, 243,301.10 and 111,727.94 is: 154,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,372.75 : 243,301.10 = 111,727.94 : x
  2. Step 2: Convert to fraction form
    176,372.75/243,301.10 = 111,727.94/x
  3. Step 3: Cross multiply
    176,372.75x = 243,301.10 × 111,727.94
  4. Step 4: Simplify right side
    176,372.75x = 27,183,529,759.44
  5. Step 5: Solve for x
    x = 27,183,529,759.44/176,372.75
  6. Step 6: Final answer
    x = 154,125.45

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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.