Home / 110,986.72-153,164.40-60,689.44

Finding the Fourth Proportional to 110,986.72, 153,164.40 and 60,689.44

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Solution

The fourth proportional to 110,986.72, 153,164.40 and 60,689.44 is: 83,752.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,986.72 : 153,164.40 = 60,689.44 : x
  2. Step 2: Convert to fraction form
    110,986.72/153,164.40 = 60,689.44/x
  3. Step 3: Cross multiply
    110,986.72x = 153,164.40 × 60,689.44
  4. Step 4: Simplify right side
    110,986.72x = 9,295,461,663.94
  5. Step 5: Solve for x
    x = 9,295,461,663.94/110,986.72
  6. Step 6: Final answer
    x = 83,752.92

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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.