Home / 91,833.78-137,632.30-44,437.75

Finding the Fourth Proportional to 91,833.78, 137,632.30 and 44,437.75

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Solution

The fourth proportional to 91,833.78, 137,632.30 and 44,437.75 is: 66,599.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,833.78 : 137,632.30 = 44,437.75 : x
  2. Step 2: Convert to fraction form
    91,833.78/137,632.30 = 44,437.75/x
  3. Step 3: Cross multiply
    91,833.78x = 137,632.30 × 44,437.75
  4. Step 4: Simplify right side
    91,833.78x = 6,116,069,284.15
  5. Step 5: Solve for x
    x = 6,116,069,284.15/91,833.78
  6. Step 6: Final answer
    x = 66,599.34

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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.