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Finding the Fourth Proportional to 37,358.17, 51,551.93 and 20,591.17

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Solution

The fourth proportional to 37,358.17, 51,551.93 and 20,591.17 is: 28,414.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,358.17 : 51,551.93 = 20,591.17 : x
  2. Step 2: Convert to fraction form
    37,358.17/51,551.93 = 20,591.17/x
  3. Step 3: Cross multiply
    37,358.17x = 51,551.93 × 20,591.17
  4. Step 4: Simplify right side
    37,358.17x = 1,061,514,477.06
  5. Step 5: Solve for x
    x = 1,061,514,477.06/37,358.17
  6. Step 6: Final answer
    x = 28,414.52

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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.