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Finding the Fourth Proportional to 48,852.60, 73,278.90 and 37,042.80

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Solution

The fourth proportional to 48,852.60, 73,278.90 and 37,042.80 is: 55,564.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,852.60 : 73,278.90 = 37,042.80 : x
  2. Step 2: Convert to fraction form
    48,852.60/73,278.90 = 37,042.80/x
  3. Step 3: Cross multiply
    48,852.60x = 73,278.90 × 37,042.80
  4. Step 4: Simplify right side
    48,852.60x = 2,714,455,636.92
  5. Step 5: Solve for x
    x = 2,714,455,636.92/48,852.60
  6. Step 6: Final answer
    x = 55,564.20

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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.