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Finding the Fourth Proportional to 26,590.60, 36,693.03 and 14,653.99

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Solution

The fourth proportional to 26,590.60, 36,693.03 and 14,653.99 is: 20,221.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,590.60 : 36,693.03 = 14,653.99 : x
  2. Step 2: Convert to fraction form
    26,590.60/36,693.03 = 14,653.99/x
  3. Step 3: Cross multiply
    26,590.60x = 36,693.03 × 14,653.99
  4. Step 4: Simplify right side
    26,590.60x = 537,699,294.69
  5. Step 5: Solve for x
    x = 537,699,294.69/26,590.60
  6. Step 6: Final answer
    x = 20,221.41

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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.