Home / 63,427.42-87,487.65-40,795.05

Finding the Fourth Proportional to 63,427.42, 87,487.65 and 40,795.05

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Solution

The fourth proportional to 63,427.42, 87,487.65 and 40,795.05 is: 56,270.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,427.42 : 87,487.65 = 40,795.05 : x
  2. Step 2: Convert to fraction form
    63,427.42/87,487.65 = 40,795.05/x
  3. Step 3: Cross multiply
    63,427.42x = 87,487.65 × 40,795.05
  4. Step 4: Simplify right side
    63,427.42x = 3,569,062,414.72
  5. Step 5: Solve for x
    x = 3,569,062,414.72/63,427.42
  6. Step 6: Final answer
    x = 56,270.03

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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.