Home / 50,763.95-70,053.41-28,102.47

Finding the Fourth Proportional to 50,763.95, 70,053.41 and 28,102.47

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Solution

The fourth proportional to 50,763.95, 70,053.41 and 28,102.47 is: 38,780.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,763.95 : 70,053.41 = 28,102.47 : x
  2. Step 2: Convert to fraction form
    50,763.95/70,053.41 = 28,102.47/x
  3. Step 3: Cross multiply
    50,763.95x = 70,053.41 × 28,102.47
  4. Step 4: Simplify right side
    50,763.95x = 1,968,673,712.41
  5. Step 5: Solve for x
    x = 1,968,673,712.41/50,763.95
  6. Step 6: Final answer
    x = 38,780.94

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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.