Home / 54,203.96-81,320.58-22,603.56

Finding the Fourth Proportional to 54,203.96, 81,320.58 and 22,603.56

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Solution

The fourth proportional to 54,203.96, 81,320.58 and 22,603.56 is: 33,911.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,203.96 : 81,320.58 = 22,603.56 : x
  2. Step 2: Convert to fraction form
    54,203.96/81,320.58 = 22,603.56/x
  3. Step 3: Cross multiply
    54,203.96x = 81,320.58 × 22,603.56
  4. Step 4: Simplify right side
    54,203.96x = 1,838,134,609.26
  5. Step 5: Solve for x
    x = 1,838,134,609.26/54,203.96
  6. Step 6: Final answer
    x = 33,911.45

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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.