Home / 53,415.13-74,049.98-50,571.09

Finding the Fourth Proportional to 53,415.13, 74,049.98 and 50,571.09

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Solution

The fourth proportional to 53,415.13, 74,049.98 and 50,571.09 is: 70,107.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415.13 : 74,049.98 = 50,571.09 : x
  2. Step 2: Convert to fraction form
    53,415.13/74,049.98 = 50,571.09/x
  3. Step 3: Cross multiply
    53,415.13x = 74,049.98 × 50,571.09
  4. Step 4: Simplify right side
    53,415.13x = 3,744,788,068.65
  5. Step 5: Solve for x
    x = 3,744,788,068.65/53,415.13
  6. Step 6: Final answer
    x = 70,107.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.