Home / 69,776.43-96,241.95-42,883.62

Finding the Fourth Proportional to 69,776.43, 96,241.95 and 42,883.62

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Solution

The fourth proportional to 69,776.43, 96,241.95 and 42,883.62 is: 59,148.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,776.43 : 96,241.95 = 42,883.62 : x
  2. Step 2: Convert to fraction form
    69,776.43/96,241.95 = 42,883.62/x
  3. Step 3: Cross multiply
    69,776.43x = 96,241.95 × 42,883.62
  4. Step 4: Simplify right side
    69,776.43x = 4,127,203,211.86
  5. Step 5: Solve for x
    x = 4,127,203,211.86/69,776.43
  6. Step 6: Final answer
    x = 59,148.96

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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.