Home / 50,763.52-70,052.65-28,102.54

Finding the Fourth Proportional to 50,763.52, 70,052.65 and 28,102.54

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Solution

The fourth proportional to 50,763.52, 70,052.65 and 28,102.54 is: 38,780.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,763.52 : 70,052.65 = 28,102.54 : x
  2. Step 2: Convert to fraction form
    50,763.52/70,052.65 = 28,102.54/x
  3. Step 3: Cross multiply
    50,763.52x = 70,052.65 × 28,102.54
  4. Step 4: Simplify right side
    50,763.52x = 1,968,657,398.73
  5. Step 5: Solve for x
    x = 1,968,657,398.73/50,763.52
  6. Step 6: Final answer
    x = 38,780.95

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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.