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Finding the Fourth Proportional to 29,547.40, 44,321.10 and 19,049.80

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Solution

The fourth proportional to 29,547.40, 44,321.10 and 19,049.80 is: 28,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,547.40 : 44,321.10 = 19,049.80 : x
  2. Step 2: Convert to fraction form
    29,547.40/44,321.10 = 19,049.80/x
  3. Step 3: Cross multiply
    29,547.40x = 44,321.10 × 19,049.80
  4. Step 4: Simplify right side
    29,547.40x = 844,308,090.78
  5. Step 5: Solve for x
    x = 844,308,090.78/29,547.40
  6. Step 6: Final answer
    x = 28,574.70

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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.