Home / 50,968.51-70,325.20-30,824.95

Finding the Fourth Proportional to 50,968.51, 70,325.20 and 30,824.95

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Solution

The fourth proportional to 50,968.51, 70,325.20 and 30,824.95 is: 42,531.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,968.51 : 70,325.20 = 30,824.95 : x
  2. Step 2: Convert to fraction form
    50,968.51/70,325.20 = 30,824.95/x
  3. Step 3: Cross multiply
    50,968.51x = 70,325.20 × 30,824.95
  4. Step 4: Simplify right side
    50,968.51x = 2,167,770,773.74
  5. Step 5: Solve for x
    x = 2,167,770,773.74/50,968.51
  6. Step 6: Final answer
    x = 42,531.57

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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.