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Finding the Fourth Proportional to 61,069.40, 91,604.10 and 29,965.40

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Solution

The fourth proportional to 61,069.40, 91,604.10 and 29,965.40 is: 44,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,069.40 : 91,604.10 = 29,965.40 : x
  2. Step 2: Convert to fraction form
    61,069.40/91,604.10 = 29,965.40/x
  3. Step 3: Cross multiply
    61,069.40x = 91,604.10 × 29,965.40
  4. Step 4: Simplify right side
    61,069.40x = 2,744,953,498.14
  5. Step 5: Solve for x
    x = 2,744,953,498.14/61,069.40
  6. Step 6: Final answer
    x = 44,948.10

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Similar ratio
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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.