Home / 74,761.04-111,980.76-35,258.96

Finding the Fourth Proportional to 74,761.04, 111,980.76 and 35,258.96

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Solution

The fourth proportional to 74,761.04, 111,980.76 and 35,258.96 is: 52,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,761.04 : 111,980.76 = 35,258.96 : x
  2. Step 2: Convert to fraction form
    74,761.04/111,980.76 = 35,258.96/x
  3. Step 3: Cross multiply
    74,761.04x = 111,980.76 × 35,258.96
  4. Step 4: Simplify right side
    74,761.04x = 3,948,325,137.61
  5. Step 5: Solve for x
    x = 3,948,325,137.61/74,761.04
  6. Step 6: Final answer
    x = 52,812.60

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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.