Home / 38,405.93-57,816.38-34,543.76

Finding the Fourth Proportional to 38,405.93, 57,816.38 and 34,543.76

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Solution

The fourth proportional to 38,405.93, 57,816.38 and 34,543.76 is: 52,002.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,405.93 : 57,816.38 = 34,543.76 : x
  2. Step 2: Convert to fraction form
    38,405.93/57,816.38 = 34,543.76/x
  3. Step 3: Cross multiply
    38,405.93x = 57,816.38 × 34,543.76
  4. Step 4: Simplify right side
    38,405.93x = 1,997,194,692.99
  5. Step 5: Solve for x
    x = 1,997,194,692.99/38,405.93
  6. Step 6: Final answer
    x = 52,002.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.