Home / 111,848.65-154,348.85-60,862.39

Finding the Fourth Proportional to 111,848.65, 154,348.85 and 60,862.39

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Solution

The fourth proportional to 111,848.65, 154,348.85 and 60,862.39 is: 83,988.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,848.65 : 154,348.85 = 60,862.39 : x
  2. Step 2: Convert to fraction form
    111,848.65/154,348.85 = 60,862.39/x
  3. Step 3: Cross multiply
    111,848.65x = 154,348.85 × 60,862.39
  4. Step 4: Simplify right side
    111,848.65x = 9,394,040,442.78
  5. Step 5: Solve for x
    x = 9,394,040,442.78/111,848.65
  6. Step 6: Final answer
    x = 83,988.86

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1.5x scale

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.