Home / 52,100.16-71,899.57-31,945.43

Finding the Fourth Proportional to 52,100.16, 71,899.57 and 31,945.43

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Solution

The fourth proportional to 52,100.16, 71,899.57 and 31,945.43 is: 44,085.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,100.16 : 71,899.57 = 31,945.43 : x
  2. Step 2: Convert to fraction form
    52,100.16/71,899.57 = 31,945.43/x
  3. Step 3: Cross multiply
    52,100.16x = 71,899.57 × 31,945.43
  4. Step 4: Simplify right side
    52,100.16x = 2,296,862,900.15
  5. Step 5: Solve for x
    x = 2,296,862,900.15/52,100.16
  6. Step 6: Final answer
    x = 44,085.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.