Home / 132,497.18-182,829.53-89,570.05

Finding the Fourth Proportional to 132,497.18, 182,829.53 and 89,570.05

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Solution

The fourth proportional to 132,497.18, 182,829.53 and 89,570.05 is: 123,595.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,497.18 : 182,829.53 = 89,570.05 : x
  2. Step 2: Convert to fraction form
    132,497.18/182,829.53 = 89,570.05/x
  3. Step 3: Cross multiply
    132,497.18x = 182,829.53 × 89,570.05
  4. Step 4: Simplify right side
    132,497.18x = 16,376,049,910.43
  5. Step 5: Solve for x
    x = 16,376,049,910.43/132,497.18
  6. Step 6: Final answer
    x = 123,595.46

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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.