Home / 99,292.84-148,907.67-32,720.56

Finding the Fourth Proportional to 99,292.84, 148,907.67 and 32,720.56

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Solution

The fourth proportional to 99,292.84, 148,907.67 and 32,720.56 is: 49,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,292.84 : 148,907.67 = 32,720.56 : x
  2. Step 2: Convert to fraction form
    99,292.84/148,907.67 = 32,720.56/x
  3. Step 3: Cross multiply
    99,292.84x = 148,907.67 × 32,720.56
  4. Step 4: Simplify right side
    99,292.84x = 4,872,342,350.70
  5. Step 5: Solve for x
    x = 4,872,342,350.70/99,292.84
  6. Step 6: Final answer
    x = 49,070.43

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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.