Home / 38,239.06-52,761.91-23,128.77

Finding the Fourth Proportional to 38,239.06, 52,761.91 and 23,128.77

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Solution

The fourth proportional to 38,239.06, 52,761.91 and 23,128.77 is: 31,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,239.06 : 52,761.91 = 23,128.77 : x
  2. Step 2: Convert to fraction form
    38,239.06/52,761.91 = 23,128.77/x
  3. Step 3: Cross multiply
    38,239.06x = 52,761.91 × 23,128.77
  4. Step 4: Simplify right side
    38,239.06x = 1,220,318,081.15
  5. Step 5: Solve for x
    x = 1,220,318,081.15/38,239.06
  6. Step 6: Final answer
    x = 31,912.87

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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.