Home / 74,532.05-102,844.87-50,385.54

Finding the Fourth Proportional to 74,532.05, 102,844.87 and 50,385.54

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Solution

The fourth proportional to 74,532.05, 102,844.87 and 50,385.54 is: 69,525.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,532.05 : 102,844.87 = 50,385.54 : x
  2. Step 2: Convert to fraction form
    74,532.05/102,844.87 = 50,385.54/x
  3. Step 3: Cross multiply
    74,532.05x = 102,844.87 × 50,385.54
  4. Step 4: Simplify right side
    74,532.05x = 5,181,893,925.51
  5. Step 5: Solve for x
    x = 5,181,893,925.51/74,532.05
  6. Step 6: Final answer
    x = 69,525.72

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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.