Home / 51,923.40-71,654.20-28,050

Finding the Fourth Proportional to 51,923.40, 71,654.20 and 28,050

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Solution

The fourth proportional to 51,923.40, 71,654.20 and 28,050 is: 38,708.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,923.40 : 71,654.20 = 28,050 : x
  2. Step 2: Convert to fraction form
    51,923.40/71,654.20 = 28,050/x
  3. Step 3: Cross multiply
    51,923.40x = 71,654.20 × 28,050
  4. Step 4: Simplify right side
    51,923.40x = 2,009,900,310
  5. Step 5: Solve for x
    x = 2,009,900,310/51,923.40
  6. Step 6: Final answer
    x = 38,708.95

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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.