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Finding the Fourth Proportional to 52,966.11, 79,449.03 and 33,258.51

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Solution

The fourth proportional to 52,966.11, 79,449.03 and 33,258.51 is: 49,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,966.11 : 79,449.03 = 33,258.51 : x
  2. Step 2: Convert to fraction form
    52,966.11/79,449.03 = 33,258.51/x
  3. Step 3: Cross multiply
    52,966.11x = 79,449.03 × 33,258.51
  4. Step 4: Simplify right side
    52,966.11x = 2,642,356,358.75
  5. Step 5: Solve for x
    x = 2,642,356,358.75/52,966.11
  6. Step 6: Final answer
    x = 49,887.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.