Home / 147,337.52-203,325.76-80,269.52

Finding the Fourth Proportional to 147,337.52, 203,325.76 and 80,269.52

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Solution

The fourth proportional to 147,337.52, 203,325.76 and 80,269.52 is: 110,771.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,337.52 : 203,325.76 = 80,269.52 : x
  2. Step 2: Convert to fraction form
    147,337.52/203,325.76 = 80,269.52/x
  3. Step 3: Cross multiply
    147,337.52x = 203,325.76 × 80,269.52
  4. Step 4: Simplify right side
    147,337.52x = 16,320,861,158.84
  5. Step 5: Solve for x
    x = 16,320,861,158.84/147,337.52
  6. Step 6: Final answer
    x = 110,771.93

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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.