Home / 151,801.12-227,397.11-139,400.02

Finding the Fourth Proportional to 151,801.12, 227,397.11 and 139,400.02

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Solution

The fourth proportional to 151,801.12, 227,397.11 and 139,400.02 is: 208,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,801.12 : 227,397.11 = 139,400.02 : x
  2. Step 2: Convert to fraction form
    151,801.12/227,397.11 = 139,400.02/x
  3. Step 3: Cross multiply
    151,801.12x = 227,397.11 × 139,400.02
  4. Step 4: Simplify right side
    151,801.12x = 31,699,160,544.96
  5. Step 5: Solve for x
    x = 31,699,160,544.96/151,801.12
  6. Step 6: Final answer
    x = 208,820.34

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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.