Home / 53,728.08-74,144.21-29,854.24

Finding the Fourth Proportional to 53,728.08, 74,144.21 and 29,854.24

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Solution

The fourth proportional to 53,728.08, 74,144.21 and 29,854.24 is: 41,198.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,728.08 : 74,144.21 = 29,854.24 : x
  2. Step 2: Convert to fraction form
    53,728.08/74,144.21 = 29,854.24/x
  3. Step 3: Cross multiply
    53,728.08x = 74,144.21 × 29,854.24
  4. Step 4: Simplify right side
    53,728.08x = 2,213,518,873.25
  5. Step 5: Solve for x
    x = 2,213,518,873.25/53,728.08
  6. Step 6: Final answer
    x = 41,198.55

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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.