Home / 63,435.05-87,540.34-34,756.53

Finding the Fourth Proportional to 63,435.05, 87,540.34 and 34,756.53

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Solution

The fourth proportional to 63,435.05, 87,540.34 and 34,756.53 is: 47,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,435.05 : 87,540.34 = 34,756.53 : x
  2. Step 2: Convert to fraction form
    63,435.05/87,540.34 = 34,756.53/x
  3. Step 3: Cross multiply
    63,435.05x = 87,540.34 × 34,756.53
  4. Step 4: Simplify right side
    63,435.05x = 3,042,598,279.64
  5. Step 5: Solve for x
    x = 3,042,598,279.64/63,435.05
  6. Step 6: Final answer
    x = 47,964.00

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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.