Home / 23,125.64-34,704.05-9,979.34

Finding the Fourth Proportional to 23,125.64, 34,704.05 and 9,979.34

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Solution

The fourth proportional to 23,125.64, 34,704.05 and 9,979.34 is: 14,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,125.64 : 34,704.05 = 9,979.34 : x
  2. Step 2: Convert to fraction form
    23,125.64/34,704.05 = 9,979.34/x
  3. Step 3: Cross multiply
    23,125.64x = 34,704.05 × 9,979.34
  4. Step 4: Simplify right side
    23,125.64x = 346,323,290.91
  5. Step 5: Solve for x
    x = 346,323,290.91/23,125.64
  6. Step 6: Final answer
    x = 14,975.73

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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.