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Finding the Fourth Proportional to 17,970.66, 24,801.90 and 10,316.92

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Solution

The fourth proportional to 17,970.66, 24,801.90 and 10,316.92 is: 14,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,970.66 : 24,801.90 = 10,316.92 : x
  2. Step 2: Convert to fraction form
    17,970.66/24,801.90 = 10,316.92/x
  3. Step 3: Cross multiply
    17,970.66x = 24,801.90 × 10,316.92
  4. Step 4: Simplify right side
    17,970.66x = 255,879,163.96
  5. Step 5: Solve for x
    x = 255,879,163.96/17,970.66
  6. Step 6: Final answer
    x = 14,238.72

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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.