Home / 114,557.32-158,028.09-66,793.24

Finding the Fourth Proportional to 114,557.32, 158,028.09 and 66,793.24

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Solution

The fourth proportional to 114,557.32, 158,028.09 and 66,793.24 is: 92,139.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,557.32 : 158,028.09 = 66,793.24 : x
  2. Step 2: Convert to fraction form
    114,557.32/158,028.09 = 66,793.24/x
  3. Step 3: Cross multiply
    114,557.32x = 158,028.09 × 66,793.24
  4. Step 4: Simplify right side
    114,557.32x = 10,555,208,142.11
  5. Step 5: Solve for x
    x = 10,555,208,142.11/114,557.32
  6. Step 6: Final answer
    x = 92,139.10

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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.