Home / 50,205.12-69,262.32-28,969.32

Finding the Fourth Proportional to 50,205.12, 69,262.32 and 28,969.32

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Solution

The fourth proportional to 50,205.12, 69,262.32 and 28,969.32 is: 39,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,205.12 : 69,262.32 = 28,969.32 : x
  2. Step 2: Convert to fraction form
    50,205.12/69,262.32 = 28,969.32/x
  3. Step 3: Cross multiply
    50,205.12x = 69,262.32 × 28,969.32
  4. Step 4: Simplify right side
    50,205.12x = 2,006,482,312.02
  5. Step 5: Solve for x
    x = 2,006,482,312.02/50,205.12
  6. Step 6: Final answer
    x = 39,965.69

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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.