Home / 99,579.04-149,397.72-29,460.24

Finding the Fourth Proportional to 99,579.04, 149,397.72 and 29,460.24

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Solution

The fourth proportional to 99,579.04, 149,397.72 and 29,460.24 is: 44,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,579.04 : 149,397.72 = 29,460.24 : x
  2. Step 2: Convert to fraction form
    99,579.04/149,397.72 = 29,460.24/x
  3. Step 3: Cross multiply
    99,579.04x = 149,397.72 × 29,460.24
  4. Step 4: Simplify right side
    99,579.04x = 4,401,292,686.65
  5. Step 5: Solve for x
    x = 4,401,292,686.65/99,579.04
  6. Step 6: Final answer
    x = 44,198.99

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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.