Home / 114,645.12-158,209.44-63,657.60

Finding the Fourth Proportional to 114,645.12, 158,209.44 and 63,657.60

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Solution

The fourth proportional to 114,645.12, 158,209.44 and 63,657.60 is: 87,847.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,645.12 : 158,209.44 = 63,657.60 : x
  2. Step 2: Convert to fraction form
    114,645.12/158,209.44 = 63,657.60/x
  3. Step 3: Cross multiply
    114,645.12x = 158,209.44 × 63,657.60
  4. Step 4: Simplify right side
    114,645.12x = 10,071,233,247.74
  5. Step 5: Solve for x
    x = 10,071,233,247.74/114,645.12
  6. Step 6: Final answer
    x = 87,847.03

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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.