Home / 40,750.34-61,120.32-15,773.30

Finding the Fourth Proportional to 40,750.34, 61,120.32 and 15,773.30

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Solution

The fourth proportional to 40,750.34, 61,120.32 and 15,773.30 is: 23,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,750.34 : 61,120.32 = 15,773.30 : x
  2. Step 2: Convert to fraction form
    40,750.34/61,120.32 = 15,773.30/x
  3. Step 3: Cross multiply
    40,750.34x = 61,120.32 × 15,773.30
  4. Step 4: Simplify right side
    40,750.34x = 964,069,296.26
  5. Step 5: Solve for x
    x = 964,069,296.26/40,750.34
  6. Step 6: Final answer
    x = 23,657.94

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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.