Home / 57,517.17-86,284.46-18,070.57

Finding the Fourth Proportional to 57,517.17, 86,284.46 and 18,070.57

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Solution

The fourth proportional to 57,517.17, 86,284.46 and 18,070.57 is: 27,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,517.17 : 86,284.46 = 18,070.57 : x
  2. Step 2: Convert to fraction form
    57,517.17/86,284.46 = 18,070.57/x
  3. Step 3: Cross multiply
    57,517.17x = 86,284.46 × 18,070.57
  4. Step 4: Simplify right side
    57,517.17x = 1,559,209,374.34
  5. Step 5: Solve for x
    x = 1,559,209,374.34/57,517.17
  6. Step 6: Final answer
    x = 27,108.59

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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.