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Finding the Fourth Proportional to 48,784.71, 67,319.67 and 27,562.62

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Solution

The fourth proportional to 48,784.71, 67,319.67 and 27,562.62 is: 38,034.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,784.71 : 67,319.67 = 27,562.62 : x
  2. Step 2: Convert to fraction form
    48,784.71/67,319.67 = 27,562.62/x
  3. Step 3: Cross multiply
    48,784.71x = 67,319.67 × 27,562.62
  4. Step 4: Simplify right side
    48,784.71x = 1,855,506,482.74
  5. Step 5: Solve for x
    x = 1,855,506,482.74/48,784.71
  6. Step 6: Final answer
    x = 38,034.59

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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.