Home / 74,125.60-111,206.10-24,205.79

Finding the Fourth Proportional to 74,125.60, 111,206.10 and 24,205.79

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Solution

The fourth proportional to 74,125.60, 111,206.10 and 24,205.79 is: 36,314.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,125.60 : 111,206.10 = 24,205.79 : x
  2. Step 2: Convert to fraction form
    74,125.60/111,206.10 = 24,205.79/x
  3. Step 3: Cross multiply
    74,125.60x = 111,206.10 × 24,205.79
  4. Step 4: Simplify right side
    74,125.60x = 2,691,831,503.32
  5. Step 5: Solve for x
    x = 2,691,831,503.32/74,125.60
  6. Step 6: Final answer
    x = 36,314.46

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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.