Home / 96,012.29-143,956.78-39,891.17

Finding the Fourth Proportional to 96,012.29, 143,956.78 and 39,891.17

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Solution

The fourth proportional to 96,012.29, 143,956.78 and 39,891.17 is: 59,811.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,012.29 : 143,956.78 = 39,891.17 : x
  2. Step 2: Convert to fraction form
    96,012.29/143,956.78 = 39,891.17/x
  3. Step 3: Cross multiply
    96,012.29x = 143,956.78 × 39,891.17
  4. Step 4: Simplify right side
    96,012.29x = 5,742,604,643.80
  5. Step 5: Solve for x
    x = 5,742,604,643.80/96,012.29
  6. Step 6: Final answer
    x = 59,811.14

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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.