Home / 161,848.80-242,760.24-55,223.64

Finding the Fourth Proportional to 161,848.80, 242,760.24 and 55,223.64

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Solution

The fourth proportional to 161,848.80, 242,760.24 and 55,223.64 is: 82,831.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,848.80 : 242,760.24 = 55,223.64 : x
  2. Step 2: Convert to fraction form
    161,848.80/242,760.24 = 55,223.64/x
  3. Step 3: Cross multiply
    161,848.80x = 242,760.24 × 55,223.64
  4. Step 4: Simplify right side
    161,848.80x = 13,406,104,100.07
  5. Step 5: Solve for x
    x = 13,406,104,100.07/161,848.80
  6. Step 6: Final answer
    x = 82,831.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.