Home / 111,257.40-153,532.62-60,955.32

Finding the Fourth Proportional to 111,257.40, 153,532.62 and 60,955.32

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Solution

The fourth proportional to 111,257.40, 153,532.62 and 60,955.32 is: 84,116.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,257.40 : 153,532.62 = 60,955.32 : x
  2. Step 2: Convert to fraction form
    111,257.40/153,532.62 = 60,955.32/x
  3. Step 3: Cross multiply
    111,257.40x = 153,532.62 × 60,955.32
  4. Step 4: Simplify right side
    111,257.40x = 9,358,629,982.54
  5. Step 5: Solve for x
    x = 9,358,629,982.54/111,257.40
  6. Step 6: Final answer
    x = 84,116.92

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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.