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Finding the Fourth Proportional to 26,887.70, 37,103.95 and 14,950.17

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Solution

The fourth proportional to 26,887.70, 37,103.95 and 14,950.17 is: 20,630.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887.70 : 37,103.95 = 14,950.17 : x
  2. Step 2: Convert to fraction form
    26,887.70/37,103.95 = 14,950.17/x
  3. Step 3: Cross multiply
    26,887.70x = 37,103.95 × 14,950.17
  4. Step 4: Simplify right side
    26,887.70x = 554,710,360.17
  5. Step 5: Solve for x
    x = 554,710,360.17/26,887.70
  6. Step 6: Final answer
    x = 20,630.64

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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.