Home / 52,298.11-72,171.84-28,424.79

Finding the Fourth Proportional to 52,298.11, 72,171.84 and 28,424.79

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Solution

The fourth proportional to 52,298.11, 72,171.84 and 28,424.79 is: 39,226.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,298.11 : 72,171.84 = 28,424.79 : x
  2. Step 2: Convert to fraction form
    52,298.11/72,171.84 = 28,424.79/x
  3. Step 3: Cross multiply
    52,298.11x = 72,171.84 × 28,424.79
  4. Step 4: Simplify right side
    52,298.11x = 2,051,469,035.05
  5. Step 5: Solve for x
    x = 2,051,469,035.05/52,298.11
  6. Step 6: Final answer
    x = 39,226.45

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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.