Home / 176,428.75-243,471.68-96,940.75

Finding the Fourth Proportional to 176,428.75, 243,471.68 and 96,940.75

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Solution

The fourth proportional to 176,428.75, 243,471.68 and 96,940.75 is: 133,778.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,428.75 : 243,471.68 = 96,940.75 : x
  2. Step 2: Convert to fraction form
    176,428.75/243,471.68 = 96,940.75/x
  3. Step 3: Cross multiply
    176,428.75x = 243,471.68 × 96,940.75
  4. Step 4: Simplify right side
    176,428.75x = 23,602,327,262.96
  5. Step 5: Solve for x
    x = 23,602,327,262.96/176,428.75
  6. Step 6: Final answer
    x = 133,778.24

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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.