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Finding the Fourth Proportional to 34,995.61, 48,294.57 and 19,080.73

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Solution

The fourth proportional to 34,995.61, 48,294.57 and 19,080.73 is: 26,331.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,995.61 : 48,294.57 = 19,080.73 : x
  2. Step 2: Convert to fraction form
    34,995.61/48,294.57 = 19,080.73/x
  3. Step 3: Cross multiply
    34,995.61x = 48,294.57 × 19,080.73
  4. Step 4: Simplify right side
    34,995.61x = 921,495,650.64
  5. Step 5: Solve for x
    x = 921,495,650.64/34,995.61
  6. Step 6: Final answer
    x = 26,331.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.