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Finding the Fourth Proportional to 94,482.80, 130,385.40 and 52,040.44

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Solution

The fourth proportional to 94,482.80, 130,385.40 and 52,040.44 is: 71,815.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,482.80 : 130,385.40 = 52,040.44 : x
  2. Step 2: Convert to fraction form
    94,482.80/130,385.40 = 52,040.44/x
  3. Step 3: Cross multiply
    94,482.80x = 130,385.40 × 52,040.44
  4. Step 4: Simplify right side
    94,482.80x = 6,785,313,585.58
  5. Step 5: Solve for x
    x = 6,785,313,585.58/94,482.80
  6. Step 6: Final answer
    x = 71,815.33

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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.