Home / 106,552.02-159,675.66-78,250.08

Finding the Fourth Proportional to 106,552.02, 159,675.66 and 78,250.08

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Solution

The fourth proportional to 106,552.02, 159,675.66 and 78,250.08 is: 117,263.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,552.02 : 159,675.66 = 78,250.08 : x
  2. Step 2: Convert to fraction form
    106,552.02/159,675.66 = 78,250.08/x
  3. Step 3: Cross multiply
    106,552.02x = 159,675.66 × 78,250.08
  4. Step 4: Simplify right side
    106,552.02x = 12,494,633,169.05
  5. Step 5: Solve for x
    x = 12,494,633,169.05/106,552.02
  6. Step 6: Final answer
    x = 117,263.22

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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.