Home / 83,940.16-125,866.80-24,768.24

Finding the Fourth Proportional to 83,940.16, 125,866.80 and 24,768.24

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Solution

The fourth proportional to 83,940.16, 125,866.80 and 24,768.24 is: 37,139.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,940.16 : 125,866.80 = 24,768.24 : x
  2. Step 2: Convert to fraction form
    83,940.16/125,866.80 = 24,768.24/x
  3. Step 3: Cross multiply
    83,940.16x = 125,866.80 × 24,768.24
  4. Step 4: Simplify right side
    83,940.16x = 3,117,499,110.43
  5. Step 5: Solve for x
    x = 3,117,499,110.43/83,940.16
  6. Step 6: Final answer
    x = 37,139.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.