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Finding the Fourth Proportional to 48,520.86, 66,959.04 and 27,300.48

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Solution

The fourth proportional to 48,520.86, 66,959.04 and 27,300.48 is: 37,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,520.86 : 66,959.04 = 27,300.48 : x
  2. Step 2: Convert to fraction form
    48,520.86/66,959.04 = 27,300.48/x
  3. Step 3: Cross multiply
    48,520.86x = 66,959.04 × 27,300.48
  4. Step 4: Simplify right side
    48,520.86x = 1,828,013,932.34
  5. Step 5: Solve for x
    x = 1,828,013,932.34/48,520.86
  6. Step 6: Final answer
    x = 37,674.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.