Home / 114,716.44-158,291.58-64,405.72

Finding the Fourth Proportional to 114,716.44, 158,291.58 and 64,405.72

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Solution

The fourth proportional to 114,716.44, 158,291.58 and 64,405.72 is: 88,870.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,716.44 : 158,291.58 = 64,405.72 : x
  2. Step 2: Convert to fraction form
    114,716.44/158,291.58 = 64,405.72/x
  3. Step 3: Cross multiply
    114,716.44x = 158,291.58 × 64,405.72
  4. Step 4: Simplify right side
    114,716.44x = 10,194,883,179.84
  5. Step 5: Solve for x
    x = 10,194,883,179.84/114,716.44
  6. Step 6: Final answer
    x = 88,870.29

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1.5x scale

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.