Home / 106,263.33-159,431.90-47,140.52

Finding the Fourth Proportional to 106,263.33, 159,431.90 and 47,140.52

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Solution

The fourth proportional to 106,263.33, 159,431.90 and 47,140.52 is: 70,727.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,263.33 : 159,431.90 = 47,140.52 : x
  2. Step 2: Convert to fraction form
    106,263.33/159,431.90 = 47,140.52/x
  3. Step 3: Cross multiply
    106,263.33x = 159,431.90 × 47,140.52
  4. Step 4: Simplify right side
    106,263.33x = 7,515,701,637.73
  5. Step 5: Solve for x
    x = 7,515,701,637.73/106,263.33
  6. Step 6: Final answer
    x = 70,727.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.