Home / 189,575.64-284,363.46-56,455.38

Finding the Fourth Proportional to 189,575.64, 284,363.46 and 56,455.38

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Solution

The fourth proportional to 189,575.64, 284,363.46 and 56,455.38 is: 84,683.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,575.64 : 284,363.46 = 56,455.38 : x
  2. Step 2: Convert to fraction form
    189,575.64/284,363.46 = 56,455.38/x
  3. Step 3: Cross multiply
    189,575.64x = 284,363.46 × 56,455.38
  4. Step 4: Simplify right side
    189,575.64x = 16,053,847,192.41
  5. Step 5: Solve for x
    x = 16,053,847,192.41/189,575.64
  6. Step 6: Final answer
    x = 84,683.07

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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.