Home / 99,102.72-148,655.04-25,230.72

Finding the Fourth Proportional to 99,102.72, 148,655.04 and 25,230.72

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Solution

The fourth proportional to 99,102.72, 148,655.04 and 25,230.72 is: 37,846.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,102.72 : 148,655.04 = 25,230.72 : x
  2. Step 2: Convert to fraction form
    99,102.72/148,655.04 = 25,230.72/x
  3. Step 3: Cross multiply
    99,102.72x = 148,655.04 × 25,230.72
  4. Step 4: Simplify right side
    99,102.72x = 3,750,673,690.83
  5. Step 5: Solve for x
    x = 3,750,673,690.83/99,102.72
  6. Step 6: Final answer
    x = 37,846.32

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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.