Home / 52,212.26-72,052.17-28,338.32

Finding the Fourth Proportional to 52,212.26, 72,052.17 and 28,338.32

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Solution

The fourth proportional to 52,212.26, 72,052.17 and 28,338.32 is: 39,106.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,212.26 : 72,052.17 = 28,338.32 : x
  2. Step 2: Convert to fraction form
    52,212.26/72,052.17 = 28,338.32/x
  3. Step 3: Cross multiply
    52,212.26x = 72,052.17 × 28,338.32
  4. Step 4: Simplify right side
    52,212.26x = 2,041,837,450.15
  5. Step 5: Solve for x
    x = 2,041,837,450.15/52,212.26
  6. Step 6: Final answer
    x = 39,106.48

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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.