Home / 181,810.40-272,764.20-162,224.60

Finding the Fourth Proportional to 181,810.40, 272,764.20 and 162,224.60

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Solution

The fourth proportional to 181,810.40, 272,764.20 and 162,224.60 is: 243,380.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,810.40 : 272,764.20 = 162,224.60 : x
  2. Step 2: Convert to fraction form
    181,810.40/272,764.20 = 162,224.60/x
  3. Step 3: Cross multiply
    181,810.40x = 272,764.20 × 162,224.60
  4. Step 4: Simplify right side
    181,810.40x = 44,249,063,239.32
  5. Step 5: Solve for x
    x = 44,249,063,239.32/181,810.40
  6. Step 6: Final answer
    x = 243,380.26

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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.