Home / 215,360.67-323,042.22-191,777.52

Finding the Fourth Proportional to 215,360.67, 323,042.22 and 191,777.52

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Solution

The fourth proportional to 215,360.67, 323,042.22 and 191,777.52 is: 287,667.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,360.67 : 323,042.22 = 191,777.52 : x
  2. Step 2: Convert to fraction form
    215,360.67/323,042.22 = 191,777.52/x
  3. Step 3: Cross multiply
    215,360.67x = 323,042.22 × 191,777.52
  4. Step 4: Simplify right side
    215,360.67x = 61,952,235,806.89
  5. Step 5: Solve for x
    x = 61,952,235,806.89/215,360.67
  6. Step 6: Final answer
    x = 287,667.36

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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.