Home / 106,539.26-159,767.34-39,943.10

Finding the Fourth Proportional to 106,539.26, 159,767.34 and 39,943.10

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Solution

The fourth proportional to 106,539.26, 159,767.34 and 39,943.10 is: 59,899.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,539.26 : 159,767.34 = 39,943.10 : x
  2. Step 2: Convert to fraction form
    106,539.26/159,767.34 = 39,943.10/x
  3. Step 3: Cross multiply
    106,539.26x = 159,767.34 × 39,943.10
  4. Step 4: Simplify right side
    106,539.26x = 6,381,602,838.35
  5. Step 5: Solve for x
    x = 6,381,602,838.35/106,539.26
  6. Step 6: Final answer
    x = 59,899.07

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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.