Home / 51,283.41-70,770.87-28,622.13

Finding the Fourth Proportional to 51,283.41, 70,770.87 and 28,622.13

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Solution

The fourth proportional to 51,283.41, 70,770.87 and 28,622.13 is: 39,498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,283.41 : 70,770.87 = 28,622.13 : x
  2. Step 2: Convert to fraction form
    51,283.41/70,770.87 = 28,622.13/x
  3. Step 3: Cross multiply
    51,283.41x = 70,770.87 × 28,622.13
  4. Step 4: Simplify right side
    51,283.41x = 2,025,613,041.35
  5. Step 5: Solve for x
    x = 2,025,613,041.35/51,283.41
  6. Step 6: Final answer
    x = 39,498.41

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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.