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Finding the Fourth Proportional to 57,340.74, 86,008.06 and 17,893.34

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Solution

The fourth proportional to 57,340.74, 86,008.06 and 17,893.34 is: 26,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,340.74 : 86,008.06 = 17,893.34 : x
  2. Step 2: Convert to fraction form
    57,340.74/86,008.06 = 17,893.34/x
  3. Step 3: Cross multiply
    57,340.74x = 86,008.06 × 17,893.34
  4. Step 4: Simplify right side
    57,340.74x = 1,538,971,460.32
  5. Step 5: Solve for x
    x = 1,538,971,460.32/57,340.74
  6. Step 6: Final answer
    x = 26,839.06

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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.