Home / 151,354.98-227,032.43-70,293.78

Finding the Fourth Proportional to 151,354.98, 227,032.43 and 70,293.78

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Solution

The fourth proportional to 151,354.98, 227,032.43 and 70,293.78 is: 105,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,354.98 : 227,032.43 = 70,293.78 : x
  2. Step 2: Convert to fraction form
    151,354.98/227,032.43 = 70,293.78/x
  3. Step 3: Cross multiply
    151,354.98x = 227,032.43 × 70,293.78
  4. Step 4: Simplify right side
    151,354.98x = 15,958,967,335.82
  5. Step 5: Solve for x
    x = 15,958,967,335.82/151,354.98
  6. Step 6: Final answer
    x = 105,440.65

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1.5x scale

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.