Home / 189,367.35-284,002.20-56,217.51

Finding the Fourth Proportional to 189,367.35, 284,002.20 and 56,217.51

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Solution

The fourth proportional to 189,367.35, 284,002.20 and 56,217.51 is: 84,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,367.35 : 284,002.20 = 56,217.51 : x
  2. Step 2: Convert to fraction form
    189,367.35/284,002.20 = 56,217.51/x
  3. Step 3: Cross multiply
    189,367.35x = 284,002.20 × 56,217.51
  4. Step 4: Simplify right side
    189,367.35x = 15,965,896,518.52
  5. Step 5: Solve for x
    x = 15,965,896,518.52/189,367.35
  6. Step 6: Final answer
    x = 84,311.77

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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.