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Finding the Fourth Proportional to 15,837.91, 23,737.91 and 7,393.06

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Solution

The fourth proportional to 15,837.91, 23,737.91 and 7,393.06 is: 11,080.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837.91 : 23,737.91 = 7,393.06 : x
  2. Step 2: Convert to fraction form
    15,837.91/23,737.91 = 7,393.06/x
  3. Step 3: Cross multiply
    15,837.91x = 23,737.91 × 7,393.06
  4. Step 4: Simplify right side
    15,837.91x = 175,495,732.59
  5. Step 5: Solve for x
    x = 175,495,732.59/15,837.91
  6. Step 6: Final answer
    x = 11,080.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.