Home / 114,658.20-158,223.78-63,673.56

Finding the Fourth Proportional to 114,658.20, 158,223.78 and 63,673.56

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Solution

The fourth proportional to 114,658.20, 158,223.78 and 63,673.56 is: 87,866.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,658.20 : 158,223.78 = 63,673.56 : x
  2. Step 2: Convert to fraction form
    114,658.20/158,223.78 = 63,673.56/x
  3. Step 3: Cross multiply
    114,658.20x = 158,223.78 × 63,673.56
  4. Step 4: Simplify right side
    114,658.20x = 10,074,671,349.26
  5. Step 5: Solve for x
    x = 10,074,671,349.26/114,658.20
  6. Step 6: Final answer
    x = 87,866.99

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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.