Home / 56,773.85-78,343.34-32,902.07

Finding the Fourth Proportional to 56,773.85, 78,343.34 and 32,902.07

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Solution

The fourth proportional to 56,773.85, 78,343.34 and 32,902.07 is: 45,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,773.85 : 78,343.34 = 32,902.07 : x
  2. Step 2: Convert to fraction form
    56,773.85/78,343.34 = 32,902.07/x
  3. Step 3: Cross multiply
    56,773.85x = 78,343.34 × 32,902.07
  4. Step 4: Simplify right side
    56,773.85x = 2,577,657,500.49
  5. Step 5: Solve for x
    x = 2,577,657,500.49/56,773.85
  6. Step 6: Final answer
    x = 45,402.20

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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.