Home / 57,263.38-85,876.24-19,302.46

Finding the Fourth Proportional to 57,263.38, 85,876.24 and 19,302.46

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Solution

The fourth proportional to 57,263.38, 85,876.24 and 19,302.46 is: 28,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,263.38 : 85,876.24 = 19,302.46 : x
  2. Step 2: Convert to fraction form
    57,263.38/85,876.24 = 19,302.46/x
  3. Step 3: Cross multiply
    57,263.38x = 85,876.24 × 19,302.46
  4. Step 4: Simplify right side
    57,263.38x = 1,657,622,687.55
  5. Step 5: Solve for x
    x = 1,657,622,687.55/57,263.38
  6. Step 6: Final answer
    x = 28,947.34

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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.