Home / 215,925.66-323,851.77-58,118.94

Finding the Fourth Proportional to 215,925.66, 323,851.77 and 58,118.94

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Solution

The fourth proportional to 215,925.66, 323,851.77 and 58,118.94 is: 87,168.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,925.66 : 323,851.77 = 58,118.94 : x
  2. Step 2: Convert to fraction form
    215,925.66/323,851.77 = 58,118.94/x
  3. Step 3: Cross multiply
    215,925.66x = 323,851.77 × 58,118.94
  4. Step 4: Simplify right side
    215,925.66x = 18,821,921,589.52
  5. Step 5: Solve for x
    x = 18,821,921,589.52/215,925.66
  6. Step 6: Final answer
    x = 87,168.53

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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.