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Finding the Fourth Proportional to 26,937, 37,172.31 and 15,000.33

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Solution

The fourth proportional to 26,937, 37,172.31 and 15,000.33 is: 20,700.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,937 : 37,172.31 = 15,000.33 : x
  2. Step 2: Convert to fraction form
    26,937/37,172.31 = 15,000.33/x
  3. Step 3: Cross multiply
    26,937x = 37,172.31 × 15,000.33
  4. Step 4: Simplify right side
    26,937x = 557,596,916.86
  5. Step 5: Solve for x
    x = 557,596,916.86/26,937
  6. Step 6: Final answer
    x = 20,700.04

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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.