Home / 74,631.25-102,957.83-50,424.42

Finding the Fourth Proportional to 74,631.25, 102,957.83 and 50,424.42

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Solution

The fourth proportional to 74,631.25, 102,957.83 and 50,424.42 is: 69,563.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,631.25 : 102,957.83 = 50,424.42 : x
  2. Step 2: Convert to fraction form
    74,631.25/102,957.83 = 50,424.42/x
  3. Step 3: Cross multiply
    74,631.25x = 102,957.83 × 50,424.42
  4. Step 4: Simplify right side
    74,631.25x = 5,191,588,730.88
  5. Step 5: Solve for x
    x = 5,191,588,730.88/74,631.25
  6. Step 6: Final answer
    x = 69,563.21

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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.