Home / 111,040.84-153,246.90-60,747.40

Finding the Fourth Proportional to 111,040.84, 153,246.90 and 60,747.40

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Solution

The fourth proportional to 111,040.84, 153,246.90 and 60,747.40 is: 83,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,040.84 : 153,246.90 = 60,747.40 : x
  2. Step 2: Convert to fraction form
    111,040.84/153,246.90 = 60,747.40/x
  3. Step 3: Cross multiply
    111,040.84x = 153,246.90 × 60,747.40
  4. Step 4: Simplify right side
    111,040.84x = 9,309,350,733.06
  5. Step 5: Solve for x
    x = 9,309,350,733.06/111,040.84
  6. Step 6: Final answer
    x = 83,837.18

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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.