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Finding the Fourth Proportional to 25,294.56, 37,941.84 and 9,703.68

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Solution

The fourth proportional to 25,294.56, 37,941.84 and 9,703.68 is: 14,555.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,294.56 : 37,941.84 = 9,703.68 : x
  2. Step 2: Convert to fraction form
    25,294.56/37,941.84 = 9,703.68/x
  3. Step 3: Cross multiply
    25,294.56x = 37,941.84 × 9,703.68
  4. Step 4: Simplify right side
    25,294.56x = 368,175,473.97
  5. Step 5: Solve for x
    x = 368,175,473.97/25,294.56
  6. Step 6: Final answer
    x = 14,555.52

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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.