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Finding the Fourth Proportional to 68,203.52, 94,123.10 and 37,574.99

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Solution

The fourth proportional to 68,203.52, 94,123.10 and 37,574.99 is: 51,854.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,203.52 : 94,123.10 = 37,574.99 : x
  2. Step 2: Convert to fraction form
    68,203.52/94,123.10 = 37,574.99/x
  3. Step 3: Cross multiply
    68,203.52x = 94,123.10 × 37,574.99
  4. Step 4: Simplify right side
    68,203.52x = 3,536,673,882.78
  5. Step 5: Solve for x
    x = 3,536,673,882.78/68,203.52
  6. Step 6: Final answer
    x = 51,854.72

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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.