Home / 132,553.56-182,918.44-72,124.46

Finding the Fourth Proportional to 132,553.56, 182,918.44 and 72,124.46

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Solution

The fourth proportional to 132,553.56, 182,918.44 and 72,124.46 is: 99,528.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,553.56 : 182,918.44 = 72,124.46 : x
  2. Step 2: Convert to fraction form
    132,553.56/182,918.44 = 72,124.46/x
  3. Step 3: Cross multiply
    132,553.56x = 182,918.44 × 72,124.46
  4. Step 4: Simplify right side
    132,553.56x = 13,192,893,709.04
  5. Step 5: Solve for x
    x = 13,192,893,709.04/132,553.56
  6. Step 6: Final answer
    x = 99,528.78

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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.