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Finding the Fourth Proportional to 151,298.56, 226,947.84 and 57,813.76

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Solution

The fourth proportional to 151,298.56, 226,947.84 and 57,813.76 is: 86,720.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,298.56 : 226,947.84 = 57,813.76 : x
  2. Step 2: Convert to fraction form
    151,298.56/226,947.84 = 57,813.76/x
  3. Step 3: Cross multiply
    151,298.56x = 226,947.84 × 57,813.76
  4. Step 4: Simplify right side
    151,298.56x = 13,120,707,954.28
  5. Step 5: Solve for x
    x = 13,120,707,954.28/151,298.56
  6. Step 6: Final answer
    x = 86,720.64

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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.