Home / 92,882.30-128,177.57-50,440.79

Finding the Fourth Proportional to 92,882.30, 128,177.57 and 50,440.79

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Solution

The fourth proportional to 92,882.30, 128,177.57 and 50,440.79 is: 69,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,882.30 : 128,177.57 = 50,440.79 : x
  2. Step 2: Convert to fraction form
    92,882.30/128,177.57 = 50,440.79/x
  3. Step 3: Cross multiply
    92,882.30x = 128,177.57 × 50,440.79
  4. Step 4: Simplify right side
    92,882.30x = 6,465,378,337.63
  5. Step 5: Solve for x
    x = 6,465,378,337.63/92,882.30
  6. Step 6: Final answer
    x = 69,608.30

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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.