Home / 151,887.10-227,830.65-143,139.10

Finding the Fourth Proportional to 151,887.10, 227,830.65 and 143,139.10

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Solution

The fourth proportional to 151,887.10, 227,830.65 and 143,139.10 is: 214,708.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,887.10 : 227,830.65 = 143,139.10 : x
  2. Step 2: Convert to fraction form
    151,887.10/227,830.65 = 143,139.10/x
  3. Step 3: Cross multiply
    151,887.10x = 227,830.65 × 143,139.10
  4. Step 4: Simplify right side
    151,887.10x = 32,611,474,193.42
  5. Step 5: Solve for x
    x = 32,611,474,193.42/151,887.10
  6. Step 6: Final answer
    x = 214,708.65

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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.