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Finding the Fourth Proportional to 26,772.93, 36,946.04 and 15,442.46

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Solution

The fourth proportional to 26,772.93, 36,946.04 and 15,442.46 is: 21,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,772.93 : 36,946.04 = 15,442.46 : x
  2. Step 2: Convert to fraction form
    26,772.93/36,946.04 = 15,442.46/x
  3. Step 3: Cross multiply
    26,772.93x = 36,946.04 × 15,442.46
  4. Step 4: Simplify right side
    26,772.93x = 570,537,482.92
  5. Step 5: Solve for x
    x = 570,537,482.92/26,772.93
  6. Step 6: Final answer
    x = 21,310.24

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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.