Home / 50,465.17-69,645.05-28,109.17

Finding the Fourth Proportional to 50,465.17, 69,645.05 and 28,109.17

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Solution

The fourth proportional to 50,465.17, 69,645.05 and 28,109.17 is: 38,792.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,465.17 : 69,645.05 = 28,109.17 : x
  2. Step 2: Convert to fraction form
    50,465.17/69,645.05 = 28,109.17/x
  3. Step 3: Cross multiply
    50,465.17x = 69,645.05 × 28,109.17
  4. Step 4: Simplify right side
    50,465.17x = 1,957,664,550.11
  5. Step 5: Solve for x
    x = 1,957,664,550.11/50,465.17
  6. Step 6: Final answer
    x = 38,792.39

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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.