Home / 53,381.87-73,667.42-29,508.94

Finding the Fourth Proportional to 53,381.87, 73,667.42 and 29,508.94

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Solution

The fourth proportional to 53,381.87, 73,667.42 and 29,508.94 is: 40,722.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,381.87 : 73,667.42 = 29,508.94 : x
  2. Step 2: Convert to fraction form
    53,381.87/73,667.42 = 29,508.94/x
  3. Step 3: Cross multiply
    53,381.87x = 73,667.42 × 29,508.94
  4. Step 4: Simplify right side
    53,381.87x = 2,173,847,145.02
  5. Step 5: Solve for x
    x = 2,173,847,145.02/53,381.87
  6. Step 6: Final answer
    x = 40,722.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.