Home / 132,572.75-182,950.43-72,956.75

Finding the Fourth Proportional to 132,572.75, 182,950.43 and 72,956.75

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Solution

The fourth proportional to 132,572.75, 182,950.43 and 72,956.75 is: 100,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,572.75 : 182,950.43 = 72,956.75 : x
  2. Step 2: Convert to fraction form
    132,572.75/182,950.43 = 72,956.75/x
  3. Step 3: Cross multiply
    132,572.75x = 182,950.43 × 72,956.75
  4. Step 4: Simplify right side
    132,572.75x = 13,347,468,783.90
  5. Step 5: Solve for x
    x = 13,347,468,783.90/132,572.75
  6. Step 6: Final answer
    x = 100,680.33

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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.