Home / 131,557.44-181,546.56-71,941.44

Finding the Fourth Proportional to 131,557.44, 181,546.56 and 71,941.44

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Solution

The fourth proportional to 131,557.44, 181,546.56 and 71,941.44 is: 99,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,557.44 : 181,546.56 = 71,941.44 : x
  2. Step 2: Convert to fraction form
    131,557.44/181,546.56 = 71,941.44/x
  3. Step 3: Cross multiply
    131,557.44x = 181,546.56 × 71,941.44
  4. Step 4: Simplify right side
    131,557.44x = 13,060,720,953.45
  5. Step 5: Solve for x
    x = 13,060,720,953.45/131,557.44
  6. Step 6: Final answer
    x = 99,277.71

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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.