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Finding the Fourth Proportional to 26,797.70, 36,980.92 and 14,862.14

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Solution

The fourth proportional to 26,797.70, 36,980.92 and 14,862.14 is: 20,509.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797.70 : 36,980.92 = 14,862.14 : x
  2. Step 2: Convert to fraction form
    26,797.70/36,980.92 = 14,862.14/x
  3. Step 3: Cross multiply
    26,797.70x = 36,980.92 × 14,862.14
  4. Step 4: Simplify right side
    26,797.70x = 549,615,610.37
  5. Step 5: Solve for x
    x = 549,615,610.37/26,797.70
  6. Step 6: Final answer
    x = 20,509.81

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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.