Home / 53,408.30-73,703.68-29,209.74

Finding the Fourth Proportional to 53,408.30, 73,703.68 and 29,209.74

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Solution

The fourth proportional to 53,408.30, 73,703.68 and 29,209.74 is: 40,309.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,408.30 : 73,703.68 = 29,209.74 : x
  2. Step 2: Convert to fraction form
    53,408.30/73,703.68 = 29,209.74/x
  3. Step 3: Cross multiply
    53,408.30x = 73,703.68 × 29,209.74
  4. Step 4: Simplify right side
    53,408.30x = 2,152,865,329.84
  5. Step 5: Solve for x
    x = 2,152,865,329.84/53,408.30
  6. Step 6: Final answer
    x = 40,309.56

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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.