Home / 111,531.80-153,914.02-60,544.52

Finding the Fourth Proportional to 111,531.80, 153,914.02 and 60,544.52

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Solution

The fourth proportional to 111,531.80, 153,914.02 and 60,544.52 is: 83,551.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,531.80 : 153,914.02 = 60,544.52 : x
  2. Step 2: Convert to fraction form
    111,531.80/153,914.02 = 60,544.52/x
  3. Step 3: Cross multiply
    111,531.80x = 153,914.02 × 60,544.52
  4. Step 4: Simplify right side
    111,531.80x = 9,318,650,462.17
  5. Step 5: Solve for x
    x = 9,318,650,462.17/111,531.80
  6. Step 6: Final answer
    x = 83,551.51

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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.