Home / 110,918.74-153,065.61-60,618.10

Finding the Fourth Proportional to 110,918.74, 153,065.61 and 60,618.10

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Solution

The fourth proportional to 110,918.74, 153,065.61 and 60,618.10 is: 83,651.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,918.74 : 153,065.61 = 60,618.10 : x
  2. Step 2: Convert to fraction form
    110,918.74/153,065.61 = 60,618.10/x
  3. Step 3: Cross multiply
    110,918.74x = 153,065.61 × 60,618.10
  4. Step 4: Simplify right side
    110,918.74x = 9,278,546,453.54
  5. Step 5: Solve for x
    x = 9,278,546,453.54/110,918.74
  6. Step 6: Final answer
    x = 83,651.75

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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.