Home / 53,530.90-73,872.68-29,657.97

Finding the Fourth Proportional to 53,530.90, 73,872.68 and 29,657.97

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Solution

The fourth proportional to 53,530.90, 73,872.68 and 29,657.97 is: 40,928.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,530.90 : 73,872.68 = 29,657.97 : x
  2. Step 2: Convert to fraction form
    53,530.90/73,872.68 = 29,657.97/x
  3. Step 3: Cross multiply
    53,530.90x = 73,872.68 × 29,657.97
  4. Step 4: Simplify right side
    53,530.90x = 2,190,913,578.97
  5. Step 5: Solve for x
    x = 2,190,913,578.97/53,530.90
  6. Step 6: Final answer
    x = 40,928.02

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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.