Home / 74,395.18-111,580.45-24,475.89

Finding the Fourth Proportional to 74,395.18, 111,580.45 and 24,475.89

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Solution

The fourth proportional to 74,395.18, 111,580.45 and 24,475.89 is: 36,709.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,395.18 : 111,580.45 = 24,475.89 : x
  2. Step 2: Convert to fraction form
    74,395.18/111,580.45 = 24,475.89/x
  3. Step 3: Cross multiply
    74,395.18x = 111,580.45 × 24,475.89
  4. Step 4: Simplify right side
    74,395.18x = 2,731,030,759.16
  5. Step 5: Solve for x
    x = 2,731,030,759.16/74,395.18
  6. Step 6: Final answer
    x = 36,709.78

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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.