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Finding the Fourth Proportional to 29,199.47, 43,798.59 and 9,478.00

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Solution

The fourth proportional to 29,199.47, 43,798.59 and 9,478.00 is: 14,216.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,199.47 : 43,798.59 = 9,478.00 : x
  2. Step 2: Convert to fraction form
    29,199.47/43,798.59 = 9,478.00/x
  3. Step 3: Cross multiply
    29,199.47x = 43,798.59 × 9,478.00
  4. Step 4: Simplify right side
    29,199.47x = 415,122,817.03
  5. Step 5: Solve for x
    x = 415,122,817.03/29,199.47
  6. Step 6: Final answer
    x = 14,216.79

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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.