Home / 215,592.58-323,436.20-63,777.77

Finding the Fourth Proportional to 215,592.58, 323,436.20 and 63,777.77

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Solution

The fourth proportional to 215,592.58, 323,436.20 and 63,777.77 is: 95,680.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,592.58 : 323,436.20 = 63,777.77 : x
  2. Step 2: Convert to fraction form
    215,592.58/323,436.20 = 63,777.77/x
  3. Step 3: Cross multiply
    215,592.58x = 323,436.20 × 63,777.77
  4. Step 4: Simplify right side
    215,592.58x = 20,628,040,541.31
  5. Step 5: Solve for x
    x = 20,628,040,541.31/215,592.58
  6. Step 6: Final answer
    x = 95,680.66

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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.