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Finding the Fourth Proportional to 26,896.50, 37,118.08 and 14,797.50

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Solution

The fourth proportional to 26,896.50, 37,118.08 and 14,797.50 is: 20,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,896.50 : 37,118.08 = 14,797.50 : x
  2. Step 2: Convert to fraction form
    26,896.50/37,118.08 = 14,797.50/x
  3. Step 3: Cross multiply
    26,896.50x = 37,118.08 × 14,797.50
  4. Step 4: Simplify right side
    26,896.50x = 549,254,788.80
  5. Step 5: Solve for x
    x = 549,254,788.80/26,896.50
  6. Step 6: Final answer
    x = 20,421.05

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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.