Home / 115,882.10-173,693.55-65,986.10

Finding the Fourth Proportional to 115,882.10, 173,693.55 and 65,986.10

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Solution

The fourth proportional to 115,882.10, 173,693.55 and 65,986.10 is: 98,905.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,882.10 : 173,693.55 = 65,986.10 : x
  2. Step 2: Convert to fraction form
    115,882.10/173,693.55 = 65,986.10/x
  3. Step 3: Cross multiply
    115,882.10x = 173,693.55 × 65,986.10
  4. Step 4: Simplify right side
    115,882.10x = 11,461,359,959.66
  5. Step 5: Solve for x
    x = 11,461,359,959.66/115,882.10
  6. Step 6: Final answer
    x = 98,905.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.