Home / 50,218.76-69,298.65-28,997.57

Finding the Fourth Proportional to 50,218.76, 69,298.65 and 28,997.57

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Solution

The fourth proportional to 50,218.76, 69,298.65 and 28,997.57 is: 40,014.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,218.76 : 69,298.65 = 28,997.57 : x
  2. Step 2: Convert to fraction form
    50,218.76/69,298.65 = 28,997.57/x
  3. Step 3: Cross multiply
    50,218.76x = 69,298.65 × 28,997.57
  4. Step 4: Simplify right side
    50,218.76x = 2,009,492,107.79
  5. Step 5: Solve for x
    x = 2,009,492,107.79/50,218.76
  6. Step 6: Final answer
    x = 40,014.77

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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.