Home / 52,400.63-72,310.60-28,527.39

Finding the Fourth Proportional to 52,400.63, 72,310.60 and 28,527.39

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Solution

The fourth proportional to 52,400.63, 72,310.60 and 28,527.39 is: 39,366.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.63 : 72,310.60 = 28,527.39 : x
  2. Step 2: Convert to fraction form
    52,400.63/72,310.60 = 28,527.39/x
  3. Step 3: Cross multiply
    52,400.63x = 72,310.60 × 28,527.39
  4. Step 4: Simplify right side
    52,400.63x = 2,062,832,687.33
  5. Step 5: Solve for x
    x = 2,062,832,687.33/52,400.63
  6. Step 6: Final answer
    x = 39,366.56

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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.