Home / 132,166.65-182,385.10-71,736.01

Finding the Fourth Proportional to 132,166.65, 182,385.10 and 71,736.01

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Solution

The fourth proportional to 132,166.65, 182,385.10 and 71,736.01 is: 98,993.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,166.65 : 182,385.10 = 71,736.01 : x
  2. Step 2: Convert to fraction form
    132,166.65/182,385.10 = 71,736.01/x
  3. Step 3: Cross multiply
    132,166.65x = 182,385.10 × 71,736.01
  4. Step 4: Simplify right side
    132,166.65x = 13,083,580,017.07
  5. Step 5: Solve for x
    x = 13,083,580,017.07/132,166.65
  6. Step 6: Final answer
    x = 98,993.05

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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.