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Finding the Fourth Proportional to 57,011.82, 85,526.92 and 17,568.92

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Solution

The fourth proportional to 57,011.82, 85,526.92 and 17,568.92 is: 26,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,011.82 : 85,526.92 = 17,568.92 : x
  2. Step 2: Convert to fraction form
    57,011.82/85,526.92 = 17,568.92/x
  3. Step 3: Cross multiply
    57,011.82x = 85,526.92 × 17,568.92
  4. Step 4: Simplify right side
    57,011.82x = 1,502,615,187.69
  5. Step 5: Solve for x
    x = 1,502,615,187.69/57,011.82
  6. Step 6: Final answer
    x = 26,356.20

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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.