Home / 189,984.32-284,933.88-56,847.51

Finding the Fourth Proportional to 189,984.32, 284,933.88 and 56,847.51

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Solution

The fourth proportional to 189,984.32, 284,933.88 and 56,847.51 is: 85,258.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,984.32 : 284,933.88 = 56,847.51 : x
  2. Step 2: Convert to fraction form
    189,984.32/284,933.88 = 56,847.51/x
  3. Step 3: Cross multiply
    189,984.32x = 284,933.88 × 56,847.51
  4. Step 4: Simplify right side
    189,984.32x = 16,197,781,592.64
  5. Step 5: Solve for x
    x = 16,197,781,592.64/189,984.32
  6. Step 6: Final answer
    x = 85,258.52

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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.