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Finding the Fourth Proportional to 60,680.40, 83,714.40 and 36,798.36

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Solution

The fourth proportional to 60,680.40, 83,714.40 and 36,798.36 is: 50,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,680.40 : 83,714.40 = 36,798.36 : x
  2. Step 2: Convert to fraction form
    60,680.40/83,714.40 = 36,798.36/x
  3. Step 3: Cross multiply
    60,680.40x = 83,714.40 × 36,798.36
  4. Step 4: Simplify right side
    60,680.40x = 3,080,552,628.38
  5. Step 5: Solve for x
    x = 3,080,552,628.38/60,680.40
  6. Step 6: Final answer
    x = 50,766.85

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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.