Home / 132,372.94-182,675.87-71,943.74

Finding the Fourth Proportional to 132,372.94, 182,675.87 and 71,943.74

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Solution

The fourth proportional to 132,372.94, 182,675.87 and 71,943.74 is: 99,283.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,372.94 : 182,675.87 = 71,943.74 : x
  2. Step 2: Convert to fraction form
    132,372.94/182,675.87 = 71,943.74/x
  3. Step 3: Cross multiply
    132,372.94x = 182,675.87 × 71,943.74
  4. Step 4: Simplify right side
    132,372.94x = 13,142,385,295.55
  5. Step 5: Solve for x
    x = 13,142,385,295.55/132,372.94
  6. Step 6: Final answer
    x = 99,283.02

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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.