Home / 189,847.18-284,773.20-56,696.95

Finding the Fourth Proportional to 189,847.18, 284,773.20 and 56,696.95

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Solution

The fourth proportional to 189,847.18, 284,773.20 and 56,696.95 is: 85,046.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,847.18 : 284,773.20 = 56,696.95 : x
  2. Step 2: Convert to fraction form
    189,847.18/284,773.20 = 56,696.95/x
  3. Step 3: Cross multiply
    189,847.18x = 284,773.20 × 56,696.95
  4. Step 4: Simplify right side
    189,847.18x = 16,145,771,881.74
  5. Step 5: Solve for x
    x = 16,145,771,881.74/189,847.18
  6. Step 6: Final answer
    x = 85,046.15

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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.