Home / 189,665.31-284,495.13-56,546.13

Finding the Fourth Proportional to 189,665.31, 284,495.13 and 56,546.13

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Solution

The fourth proportional to 189,665.31, 284,495.13 and 56,546.13 is: 84,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,665.31 : 284,495.13 = 56,546.13 : x
  2. Step 2: Convert to fraction form
    189,665.31/284,495.13 = 56,546.13/x
  3. Step 3: Cross multiply
    189,665.31x = 284,495.13 × 56,546.13
  4. Step 4: Simplify right side
    189,665.31x = 16,087,098,605.35
  5. Step 5: Solve for x
    x = 16,087,098,605.35/189,665.31
  6. Step 6: Final answer
    x = 84,818.35

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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.