Home / 50,972.22-70,341.66-28,616.22

Finding the Fourth Proportional to 50,972.22, 70,341.66 and 28,616.22

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Solution

The fourth proportional to 50,972.22, 70,341.66 and 28,616.22 is: 39,490.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,972.22 : 70,341.66 = 28,616.22 : x
  2. Step 2: Convert to fraction form
    50,972.22/70,341.66 = 28,616.22/x
  3. Step 3: Cross multiply
    50,972.22x = 70,341.66 × 28,616.22
  4. Step 4: Simplify right side
    50,972.22x = 2,012,912,417.73
  5. Step 5: Solve for x
    x = 2,012,912,417.73/50,972.22
  6. Step 6: Final answer
    x = 39,490.38

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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.