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Finding the Fourth Proportional to 31,292.76, 46,933.53 and 8,798.05

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Solution

The fourth proportional to 31,292.76, 46,933.53 and 8,798.05 is: 13,195.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.76 : 46,933.53 = 8,798.05 : x
  2. Step 2: Convert to fraction form
    31,292.76/46,933.53 = 8,798.05/x
  3. Step 3: Cross multiply
    31,292.76x = 46,933.53 × 8,798.05
  4. Step 4: Simplify right side
    31,292.76x = 412,923,459.28
  5. Step 5: Solve for x
    x = 412,923,459.28/31,292.76
  6. Step 6: Final answer
    x = 13,195.49

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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.