Home / 104,785.92-157,140-44,807.04

Finding the Fourth Proportional to 104,785.92, 157,140 and 44,807.04

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Solution

The fourth proportional to 104,785.92, 157,140 and 44,807.04 is: 67,193.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,785.92 : 157,140 = 44,807.04 : x
  2. Step 2: Convert to fraction form
    104,785.92/157,140 = 44,807.04/x
  3. Step 3: Cross multiply
    104,785.92x = 157,140 × 44,807.04
  4. Step 4: Simplify right side
    104,785.92x = 7,040,978,265.60
  5. Step 5: Solve for x
    x = 7,040,978,265.60/104,785.92
  6. Step 6: Final answer
    x = 67,193.93

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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.