Home / 54,215.70-81,323.55-37,626.90

Finding the Fourth Proportional to 54,215.70, 81,323.55 and 37,626.90

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Solution

The fourth proportional to 54,215.70, 81,323.55 and 37,626.90 is: 56,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,215.70 : 81,323.55 = 37,626.90 : x
  2. Step 2: Convert to fraction form
    54,215.70/81,323.55 = 37,626.90/x
  3. Step 3: Cross multiply
    54,215.70x = 81,323.55 × 37,626.90
  4. Step 4: Simplify right side
    54,215.70x = 3,059,953,083.50
  5. Step 5: Solve for x
    x = 3,059,953,083.50/54,215.70
  6. Step 6: Final answer
    x = 56,440.35

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1.5x scale

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.