Home / 160,469.02-221,551.68-111,502.06

Finding the Fourth Proportional to 160,469.02, 221,551.68 and 111,502.06

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Solution

The fourth proportional to 160,469.02, 221,551.68 and 111,502.06 is: 153,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,469.02 : 221,551.68 = 111,502.06 : x
  2. Step 2: Convert to fraction form
    160,469.02/221,551.68 = 111,502.06/x
  3. Step 3: Cross multiply
    160,469.02x = 221,551.68 × 111,502.06
  4. Step 4: Simplify right side
    160,469.02x = 24,703,468,716.46
  5. Step 5: Solve for x
    x = 24,703,468,716.46/160,469.02
  6. Step 6: Final answer
    x = 153,945.41

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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.