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Finding the Fourth Proportional to 96,953.60, 133,862.24 and 74,252.48

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Solution

The fourth proportional to 96,953.60, 133,862.24 and 74,252.48 is: 102,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,953.60 : 133,862.24 = 74,252.48 : x
  2. Step 2: Convert to fraction form
    96,953.60/133,862.24 = 74,252.48/x
  3. Step 3: Cross multiply
    96,953.60x = 133,862.24 × 74,252.48
  4. Step 4: Simplify right side
    96,953.60x = 9,939,603,298.36
  5. Step 5: Solve for x
    x = 9,939,603,298.36/96,953.60
  6. Step 6: Final answer
    x = 102,519.18

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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.