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Finding the Fourth Proportional to 44,730.76, 61,720.32 and 27,739.12

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Solution

The fourth proportional to 44,730.76, 61,720.32 and 27,739.12 is: 38,274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,730.76 : 61,720.32 = 27,739.12 : x
  2. Step 2: Convert to fraction form
    44,730.76/61,720.32 = 27,739.12/x
  3. Step 3: Cross multiply
    44,730.76x = 61,720.32 × 27,739.12
  4. Step 4: Simplify right side
    44,730.76x = 1,712,067,362.92
  5. Step 5: Solve for x
    x = 1,712,067,362.92/44,730.76
  6. Step 6: Final answer
    x = 38,274.94

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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.