Home / 53,724.08-74,138.82-29,850.32

Finding the Fourth Proportional to 53,724.08, 74,138.82 and 29,850.32

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Solution

The fourth proportional to 53,724.08, 74,138.82 and 29,850.32 is: 41,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,724.08 : 74,138.82 = 29,850.32 : x
  2. Step 2: Convert to fraction form
    53,724.08/74,138.82 = 29,850.32/x
  3. Step 3: Cross multiply
    53,724.08x = 74,138.82 × 29,850.32
  4. Step 4: Simplify right side
    53,724.08x = 2,213,067,501.42
  5. Step 5: Solve for x
    x = 2,213,067,501.42/53,724.08
  6. Step 6: Final answer
    x = 41,193.21

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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.