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Finding the Fourth Proportional to 54,303.60, 81,479.70 and 24,706.20

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Solution

The fourth proportional to 54,303.60, 81,479.70 and 24,706.20 is: 37,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,303.60 : 81,479.70 = 24,706.20 : x
  2. Step 2: Convert to fraction form
    54,303.60/81,479.70 = 24,706.20/x
  3. Step 3: Cross multiply
    54,303.60x = 81,479.70 × 24,706.20
  4. Step 4: Simplify right side
    54,303.60x = 2,013,053,764.14
  5. Step 5: Solve for x
    x = 2,013,053,764.14/54,303.60
  6. Step 6: Final answer
    x = 37,070.36

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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.