Home / 99,306.04-148,941.42-28,233.40

Finding the Fourth Proportional to 99,306.04, 148,941.42 and 28,233.40

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Solution

The fourth proportional to 99,306.04, 148,941.42 and 28,233.40 is: 42,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,306.04 : 148,941.42 = 28,233.40 : x
  2. Step 2: Convert to fraction form
    99,306.04/148,941.42 = 28,233.40/x
  3. Step 3: Cross multiply
    99,306.04x = 148,941.42 × 28,233.40
  4. Step 4: Simplify right side
    99,306.04x = 4,205,122,687.43
  5. Step 5: Solve for x
    x = 4,205,122,687.43/99,306.04
  6. Step 6: Final answer
    x = 42,345.08

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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.