Home / 132,397.98-182,709.33-71,968.62

Finding the Fourth Proportional to 132,397.98, 182,709.33 and 71,968.62

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Solution

The fourth proportional to 132,397.98, 182,709.33 and 71,968.62 is: 99,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,397.98 : 182,709.33 = 71,968.62 : x
  2. Step 2: Convert to fraction form
    132,397.98/182,709.33 = 71,968.62/x
  3. Step 3: Cross multiply
    132,397.98x = 182,709.33 × 71,968.62
  4. Step 4: Simplify right side
    132,397.98x = 13,149,338,341.22
  5. Step 5: Solve for x
    x = 13,149,338,341.22/132,397.98
  6. Step 6: Final answer
    x = 99,316.76

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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.