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Finding the Fourth Proportional to 48,776.04, 67,314.66 and 27,557.64

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Solution

The fourth proportional to 48,776.04, 67,314.66 and 27,557.64 is: 38,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,776.04 : 67,314.66 = 27,557.64 : x
  2. Step 2: Convert to fraction form
    48,776.04/67,314.66 = 27,557.64/x
  3. Step 3: Cross multiply
    48,776.04x = 67,314.66 × 27,557.64
  4. Step 4: Simplify right side
    48,776.04x = 1,855,033,167.00
  5. Step 5: Solve for x
    x = 1,855,033,167.00/48,776.04
  6. Step 6: Final answer
    x = 38,031.65

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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.