Home / 53,728.84-74,144.82-29,855.08

Finding the Fourth Proportional to 53,728.84, 74,144.82 and 29,855.08

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Solution

The fourth proportional to 53,728.84, 74,144.82 and 29,855.08 is: 41,199.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,728.84 : 74,144.82 = 29,855.08 : x
  2. Step 2: Convert to fraction form
    53,728.84/74,144.82 = 29,855.08/x
  3. Step 3: Cross multiply
    53,728.84x = 74,144.82 × 29,855.08
  4. Step 4: Simplify right side
    53,728.84x = 2,213,599,532.69
  5. Step 5: Solve for x
    x = 2,213,599,532.69/53,728.84
  6. Step 6: Final answer
    x = 41,199.47

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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.