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Finding the Fourth Proportional to 94,943.80, 142,404.90 and 24,830.20

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Solution

The fourth proportional to 94,943.80, 142,404.90 and 24,830.20 is: 37,242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,943.80 : 142,404.90 = 24,830.20 : x
  2. Step 2: Convert to fraction form
    94,943.80/142,404.90 = 24,830.20/x
  3. Step 3: Cross multiply
    94,943.80x = 142,404.90 × 24,830.20
  4. Step 4: Simplify right side
    94,943.80x = 3,535,942,147.98
  5. Step 5: Solve for x
    x = 3,535,942,147.98/94,943.80
  6. Step 6: Final answer
    x = 37,242.48

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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.