Home / 235,143.60-324,500.54-127,715.73

Finding the Fourth Proportional to 235,143.60, 324,500.54 and 127,715.73

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Solution

The fourth proportional to 235,143.60, 324,500.54 and 127,715.73 is: 176,249.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,143.60 : 324,500.54 = 127,715.73 : x
  2. Step 2: Convert to fraction form
    235,143.60/324,500.54 = 127,715.73/x
  3. Step 3: Cross multiply
    235,143.60x = 324,500.54 × 127,715.73
  4. Step 4: Simplify right side
    235,143.60x = 41,443,823,351.49
  5. Step 5: Solve for x
    x = 41,443,823,351.49/235,143.60
  6. Step 6: Final answer
    x = 176,249.00

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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.