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Finding the Fourth Proportional to 26,802.99, 36,986.04 and 14,866.11

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Solution

The fourth proportional to 26,802.99, 36,986.04 and 14,866.11 is: 20,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,802.99 : 36,986.04 = 14,866.11 : x
  2. Step 2: Convert to fraction form
    26,802.99/36,986.04 = 14,866.11/x
  3. Step 3: Cross multiply
    26,802.99x = 36,986.04 × 14,866.11
  4. Step 4: Simplify right side
    26,802.99x = 549,838,539.10
  5. Step 5: Solve for x
    x = 549,838,539.10/26,802.99
  6. Step 6: Final answer
    x = 20,514.07

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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.