Home / 74,530.69-102,843.02-50,384.19

Finding the Fourth Proportional to 74,530.69, 102,843.02 and 50,384.19

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Solution

The fourth proportional to 74,530.69, 102,843.02 and 50,384.19 is: 69,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,530.69 : 102,843.02 = 50,384.19 : x
  2. Step 2: Convert to fraction form
    74,530.69/102,843.02 = 50,384.19/x
  3. Step 3: Cross multiply
    74,530.69x = 102,843.02 × 50,384.19
  4. Step 4: Simplify right side
    74,530.69x = 5,181,662,054.20
  5. Step 5: Solve for x
    x = 5,181,662,054.20/74,530.69
  6. Step 6: Final answer
    x = 69,523.87

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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.