Home / 272,557.23-376,125.20-151,698.56

Finding the Fourth Proportional to 272,557.23, 376,125.20 and 151,698.56

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Solution

The fourth proportional to 272,557.23, 376,125.20 and 151,698.56 is: 209,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,557.23 : 376,125.20 = 151,698.56 : x
  2. Step 2: Convert to fraction form
    272,557.23/376,125.20 = 151,698.56/x
  3. Step 3: Cross multiply
    272,557.23x = 376,125.20 × 151,698.56
  4. Step 4: Simplify right side
    272,557.23x = 57,057,649,149.46
  5. Step 5: Solve for x
    x = 57,057,649,149.46/272,557.23
  6. Step 6: Final answer
    x = 209,341.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.