Home / 111,752.59-154,217.74-60,765.35

Finding the Fourth Proportional to 111,752.59, 154,217.74 and 60,765.35

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Solution

The fourth proportional to 111,752.59, 154,217.74 and 60,765.35 is: 83,855.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,752.59 : 154,217.74 = 60,765.35 : x
  2. Step 2: Convert to fraction form
    111,752.59/154,217.74 = 60,765.35/x
  3. Step 3: Cross multiply
    111,752.59x = 154,217.74 × 60,765.35
  4. Step 4: Simplify right side
    111,752.59x = 9,371,094,670.54
  5. Step 5: Solve for x
    x = 9,371,094,670.54/111,752.59
  6. Step 6: Final answer
    x = 83,855.73

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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.