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Finding the Fourth Proportional to 45,868.80, 63,304.80 and 27,007.68

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Solution

The fourth proportional to 45,868.80, 63,304.80 and 27,007.68 is: 37,274.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,868.80 : 63,304.80 = 27,007.68 : x
  2. Step 2: Convert to fraction form
    45,868.80/63,304.80 = 27,007.68/x
  3. Step 3: Cross multiply
    45,868.80x = 63,304.80 × 27,007.68
  4. Step 4: Simplify right side
    45,868.80x = 1,709,715,780.86
  5. Step 5: Solve for x
    x = 1,709,715,780.86/45,868.80
  6. Step 6: Final answer
    x = 37,274.05

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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.