Home / 99,526.20-148,924.80-73,282.20

Finding the Fourth Proportional to 99,526.20, 148,924.80 and 73,282.20

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Solution

The fourth proportional to 99,526.20, 148,924.80 and 73,282.20 is: 109,654.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,526.20 : 148,924.80 = 73,282.20 : x
  2. Step 2: Convert to fraction form
    99,526.20/148,924.80 = 73,282.20/x
  3. Step 3: Cross multiply
    99,526.20x = 148,924.80 × 73,282.20
  4. Step 4: Simplify right side
    99,526.20x = 10,913,536,978.56
  5. Step 5: Solve for x
    x = 10,913,536,978.56/99,526.20
  6. Step 6: Final answer
    x = 109,654.91

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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.