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Finding the Fourth Proportional to 35,543.98, 49,050.80 and 19,411.44

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Solution

The fourth proportional to 35,543.98, 49,050.80 and 19,411.44 is: 26,787.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,543.98 : 49,050.80 = 19,411.44 : x
  2. Step 2: Convert to fraction form
    35,543.98/49,050.80 = 19,411.44/x
  3. Step 3: Cross multiply
    35,543.98x = 49,050.80 × 19,411.44
  4. Step 4: Simplify right side
    35,543.98x = 952,146,452.95
  5. Step 5: Solve for x
    x = 952,146,452.95/35,543.98
  6. Step 6: Final answer
    x = 26,787.84

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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.