Home / 132,561.96-182,810.16-84,732

Finding the Fourth Proportional to 132,561.96, 182,810.16 and 84,732

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Solution

The fourth proportional to 132,561.96, 182,810.16 and 84,732 is: 116,850.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,561.96 : 182,810.16 = 84,732 : x
  2. Step 2: Convert to fraction form
    132,561.96/182,810.16 = 84,732/x
  3. Step 3: Cross multiply
    132,561.96x = 182,810.16 × 84,732
  4. Step 4: Simplify right side
    132,561.96x = 15,489,870,477.12
  5. Step 5: Solve for x
    x = 15,489,870,477.12/132,561.96
  6. Step 6: Final answer
    x = 116,850.04

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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.