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Finding the Fourth Proportional to 123,031.70, 184,547.55 and 44,153.90

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Solution

The fourth proportional to 123,031.70, 184,547.55 and 44,153.90 is: 66,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,031.70 : 184,547.55 = 44,153.90 : x
  2. Step 2: Convert to fraction form
    123,031.70/184,547.55 = 44,153.90/x
  3. Step 3: Cross multiply
    123,031.70x = 184,547.55 × 44,153.90
  4. Step 4: Simplify right side
    123,031.70x = 8,148,494,067.95
  5. Step 5: Solve for x
    x = 8,148,494,067.95/123,031.70
  6. Step 6: Final answer
    x = 66,230.85

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1.5x scale

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.