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Finding the Fourth Proportional to 48,187.95, 66,452.72 and 37,573.71

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Solution

The fourth proportional to 48,187.95, 66,452.72 and 37,573.71 is: 51,815.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,187.95 : 66,452.72 = 37,573.71 : x
  2. Step 2: Convert to fraction form
    48,187.95/66,452.72 = 37,573.71/x
  3. Step 3: Cross multiply
    48,187.95x = 66,452.72 × 37,573.71
  4. Step 4: Simplify right side
    48,187.95x = 2,496,875,042.12
  5. Step 5: Solve for x
    x = 2,496,875,042.12/48,187.95
  6. Step 6: Final answer
    x = 51,815.34

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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.