Home / 70,169.18-96,833.56-39,954.52

Finding the Fourth Proportional to 70,169.18, 96,833.56 and 39,954.52

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Solution

The fourth proportional to 70,169.18, 96,833.56 and 39,954.52 is: 55,137.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,169.18 : 96,833.56 = 39,954.52 : x
  2. Step 2: Convert to fraction form
    70,169.18/96,833.56 = 39,954.52/x
  3. Step 3: Cross multiply
    70,169.18x = 96,833.56 × 39,954.52
  4. Step 4: Simplify right side
    70,169.18x = 3,868,937,925.52
  5. Step 5: Solve for x
    x = 3,868,937,925.52/70,169.18
  6. Step 6: Final answer
    x = 55,137.28

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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.