Home / 251,035.76-376,553.78-157,607.12

Finding the Fourth Proportional to 251,035.76, 376,553.78 and 157,607.12

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Solution

The fourth proportional to 251,035.76, 376,553.78 and 157,607.12 is: 236,410.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,035.76 : 376,553.78 = 157,607.12 : x
  2. Step 2: Convert to fraction form
    251,035.76/376,553.78 = 157,607.12/x
  3. Step 3: Cross multiply
    251,035.76x = 376,553.78 × 157,607.12
  4. Step 4: Simplify right side
    251,035.76x = 59,347,556,790.91
  5. Step 5: Solve for x
    x = 59,347,556,790.91/251,035.76
  6. Step 6: Final answer
    x = 236,410.77

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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.