Home / 108,932.65-150,327.14-61,186.03

Finding the Fourth Proportional to 108,932.65, 150,327.14 and 61,186.03

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Solution

The fourth proportional to 108,932.65, 150,327.14 and 61,186.03 is: 84,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,932.65 : 150,327.14 = 61,186.03 : x
  2. Step 2: Convert to fraction form
    108,932.65/150,327.14 = 61,186.03/x
  3. Step 3: Cross multiply
    108,932.65x = 150,327.14 × 61,186.03
  4. Step 4: Simplify right side
    108,932.65x = 9,197,921,405.87
  5. Step 5: Solve for x
    x = 9,197,921,405.87/108,932.65
  6. Step 6: Final answer
    x = 84,436.77

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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.