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Finding the Fourth Proportional to 26,788.50, 36,969.02 and 14,851.13

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Solution

The fourth proportional to 26,788.50, 36,969.02 and 14,851.13 is: 20,495.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,788.50 : 36,969.02 = 14,851.13 : x
  2. Step 2: Convert to fraction form
    26,788.50/36,969.02 = 14,851.13/x
  3. Step 3: Cross multiply
    26,788.50x = 36,969.02 × 14,851.13
  4. Step 4: Simplify right side
    26,788.50x = 549,031,462.89
  5. Step 5: Solve for x
    x = 549,031,462.89/26,788.50
  6. Step 6: Final answer
    x = 20,495.04

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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.