Home / 114,472.82-158,005.44-69,143.60

Finding the Fourth Proportional to 114,472.82, 158,005.44 and 69,143.60

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Solution

The fourth proportional to 114,472.82, 158,005.44 and 69,143.60 is: 95,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,472.82 : 158,005.44 = 69,143.60 : x
  2. Step 2: Convert to fraction form
    114,472.82/158,005.44 = 69,143.60/x
  3. Step 3: Cross multiply
    114,472.82x = 158,005.44 × 69,143.60
  4. Step 4: Simplify right side
    114,472.82x = 10,925,064,941.18
  5. Step 5: Solve for x
    x = 10,925,064,941.18/114,472.82
  6. Step 6: Final answer
    x = 95,438.07

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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.