Home / 114,763.12-158,363.01-63,772.60

Finding the Fourth Proportional to 114,763.12, 158,363.01 and 63,772.60

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Solution

The fourth proportional to 114,763.12, 158,363.01 and 63,772.60 is: 88,000.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,763.12 : 158,363.01 = 63,772.60 : x
  2. Step 2: Convert to fraction form
    114,763.12/158,363.01 = 63,772.60/x
  3. Step 3: Cross multiply
    114,763.12x = 158,363.01 × 63,772.60
  4. Step 4: Simplify right side
    114,763.12x = 10,099,220,891.53
  5. Step 5: Solve for x
    x = 10,099,220,891.53/114,763.12
  6. Step 6: Final answer
    x = 88,000.58

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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.