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Finding the Fourth Proportional to 26,900.40, 37,122.48 and 14,964.48

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Solution

The fourth proportional to 26,900.40, 37,122.48 and 14,964.48 is: 20,650.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,900.40 : 37,122.48 = 14,964.48 : x
  2. Step 2: Convert to fraction form
    26,900.40/37,122.48 = 14,964.48/x
  3. Step 3: Cross multiply
    26,900.40x = 37,122.48 × 14,964.48
  4. Step 4: Simplify right side
    26,900.40x = 555,518,609.51
  5. Step 5: Solve for x
    x = 555,518,609.51/26,900.40
  6. Step 6: Final answer
    x = 20,650.94

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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.