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Finding the Fourth Proportional to 37,673.80, 51,985.35 and 22,357.91

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Solution

The fourth proportional to 37,673.80, 51,985.35 and 22,357.91 is: 30,851.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,673.80 : 51,985.35 = 22,357.91 : x
  2. Step 2: Convert to fraction form
    37,673.80/51,985.35 = 22,357.91/x
  3. Step 3: Cross multiply
    37,673.80x = 51,985.35 × 22,357.91
  4. Step 4: Simplify right side
    37,673.80x = 1,162,283,906.58
  5. Step 5: Solve for x
    x = 1,162,283,906.58/37,673.80
  6. Step 6: Final answer
    x = 30,851.25

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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.