Home / 74,824.62-111,959.73-59,988.66

Finding the Fourth Proportional to 74,824.62, 111,959.73 and 59,988.66

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Solution

The fourth proportional to 74,824.62, 111,959.73 and 59,988.66 is: 89,760.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,824.62 : 111,959.73 = 59,988.66 : x
  2. Step 2: Convert to fraction form
    74,824.62/111,959.73 = 59,988.66/x
  3. Step 3: Cross multiply
    74,824.62x = 111,959.73 × 59,988.66
  4. Step 4: Simplify right side
    74,824.62x = 6,716,314,176.66
  5. Step 5: Solve for x
    x = 6,716,314,176.66/74,824.62
  6. Step 6: Final answer
    x = 89,760.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.