Home / 115,522.26-159,415.02-64,524.84

Finding the Fourth Proportional to 115,522.26, 159,415.02 and 64,524.84

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Solution

The fourth proportional to 115,522.26, 159,415.02 and 64,524.84 is: 89,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,522.26 : 159,415.02 = 64,524.84 : x
  2. Step 2: Convert to fraction form
    115,522.26/159,415.02 = 64,524.84/x
  3. Step 3: Cross multiply
    115,522.26x = 159,415.02 × 64,524.84
  4. Step 4: Simplify right side
    115,522.26x = 10,286,228,659.10
  5. Step 5: Solve for x
    x = 10,286,228,659.10/115,522.26
  6. Step 6: Final answer
    x = 89,041.10

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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.