Home / 211,440.96-317,432.06-181,645.82

Finding the Fourth Proportional to 211,440.96, 317,432.06 and 181,645.82

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Solution

The fourth proportional to 211,440.96, 317,432.06 and 181,645.82 is: 272,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,440.96 : 317,432.06 = 181,645.82 : x
  2. Step 2: Convert to fraction form
    211,440.96/317,432.06 = 181,645.82/x
  3. Step 3: Cross multiply
    211,440.96x = 317,432.06 × 181,645.82
  4. Step 4: Simplify right side
    211,440.96x = 57,660,206,832.99
  5. Step 5: Solve for x
    x = 57,660,206,832.99/211,440.96
  6. Step 6: Final answer
    x = 272,701.22

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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.