Home / 215,590.70-323,361.27-57,806.75

Finding the Fourth Proportional to 215,590.70, 323,361.27 and 57,806.75

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Solution

The fourth proportional to 215,590.70, 323,361.27 and 57,806.75 is: 86,703.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,590.70 : 323,361.27 = 57,806.75 : x
  2. Step 2: Convert to fraction form
    215,590.70/323,361.27 = 57,806.75/x
  3. Step 3: Cross multiply
    215,590.70x = 323,361.27 × 57,806.75
  4. Step 4: Simplify right side
    215,590.70x = 18,692,462,477.77
  5. Step 5: Solve for x
    x = 18,692,462,477.77/215,590.70
  6. Step 6: Final answer
    x = 86,703.48

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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.