Home / 111,182.29-153,431.63-60,881.29

Finding the Fourth Proportional to 111,182.29, 153,431.63 and 60,881.29

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Solution

The fourth proportional to 111,182.29, 153,431.63 and 60,881.29 is: 84,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,182.29 : 153,431.63 = 60,881.29 : x
  2. Step 2: Convert to fraction form
    111,182.29/153,431.63 = 60,881.29/x
  3. Step 3: Cross multiply
    111,182.29x = 153,431.63 × 60,881.29
  4. Step 4: Simplify right side
    111,182.29x = 9,341,115,256.80
  5. Step 5: Solve for x
    x = 9,341,115,256.80/111,182.29
  6. Step 6: Final answer
    x = 84,016.22

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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.