Home / 38,776.50-53,513.82-29,199.24

Finding the Fourth Proportional to 38,776.50, 53,513.82 and 29,199.24

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Solution

The fourth proportional to 38,776.50, 53,513.82 and 29,199.24 is: 40,296.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,776.50 : 53,513.82 = 29,199.24 : x
  2. Step 2: Convert to fraction form
    38,776.50/53,513.82 = 29,199.24/x
  3. Step 3: Cross multiply
    38,776.50x = 53,513.82 × 29,199.24
  4. Step 4: Simplify right side
    38,776.50x = 1,562,562,873.50
  5. Step 5: Solve for x
    x = 1,562,562,873.50/38,776.50
  6. Step 6: Final answer
    x = 40,296.65

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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.