Home / 53,352.96-73,667.52-49,372.80

Finding the Fourth Proportional to 53,352.96, 73,667.52 and 49,372.80

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Solution

The fourth proportional to 53,352.96, 73,667.52 and 49,372.80 is: 68,171.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,352.96 : 73,667.52 = 49,372.80 : x
  2. Step 2: Convert to fraction form
    53,352.96/73,667.52 = 49,372.80/x
  3. Step 3: Cross multiply
    53,352.96x = 73,667.52 × 49,372.80
  4. Step 4: Simplify right side
    53,352.96x = 3,637,171,731.46
  5. Step 5: Solve for x
    x = 3,637,171,731.46/53,352.96
  6. Step 6: Final answer
    x = 68,171.88

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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.