Home / 123,944.95-171,043.20-67,356.33

Finding the Fourth Proportional to 123,944.95, 171,043.20 and 67,356.33

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Solution

The fourth proportional to 123,944.95, 171,043.20 and 67,356.33 is: 92,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,944.95 : 171,043.20 = 67,356.33 : x
  2. Step 2: Convert to fraction form
    123,944.95/171,043.20 = 67,356.33/x
  3. Step 3: Cross multiply
    123,944.95x = 171,043.20 × 67,356.33
  4. Step 4: Simplify right side
    123,944.95x = 11,520,842,223.46
  5. Step 5: Solve for x
    x = 11,520,842,223.46/123,944.95
  6. Step 6: Final answer
    x = 92,951.28

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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.