Home / 54,475.08-81,663.30-37,842.90

Finding the Fourth Proportional to 54,475.08, 81,663.30 and 37,842.90

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Solution

The fourth proportional to 54,475.08, 81,663.30 and 37,842.90 is: 56,730.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475.08 : 81,663.30 = 37,842.90 : x
  2. Step 2: Convert to fraction form
    54,475.08/81,663.30 = 37,842.90/x
  3. Step 3: Cross multiply
    54,475.08x = 81,663.30 × 37,842.90
  4. Step 4: Simplify right side
    54,475.08x = 3,090,376,095.57
  5. Step 5: Solve for x
    x = 3,090,376,095.57/54,475.08
  6. Step 6: Final answer
    x = 56,730.09

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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.