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Finding the Fourth Proportional to 24,699.53, 34,085.13 and 13,368.80

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Solution

The fourth proportional to 24,699.53, 34,085.13 and 13,368.80 is: 18,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,699.53 : 34,085.13 = 13,368.80 : x
  2. Step 2: Convert to fraction form
    24,699.53/34,085.13 = 13,368.80/x
  3. Step 3: Cross multiply
    24,699.53x = 34,085.13 × 13,368.80
  4. Step 4: Simplify right side
    24,699.53x = 455,677,285.94
  5. Step 5: Solve for x
    x = 455,677,285.94/24,699.53
  6. Step 6: Final answer
    x = 18,448.82

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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.