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Finding the Fourth Proportional to 77,098.96, 106,384.48 and 44,840.71

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Solution

The fourth proportional to 77,098.96, 106,384.48 and 44,840.71 is: 61,873.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,098.96 : 106,384.48 = 44,840.71 : x
  2. Step 2: Convert to fraction form
    77,098.96/106,384.48 = 44,840.71/x
  3. Step 3: Cross multiply
    77,098.96x = 106,384.48 × 44,840.71
  4. Step 4: Simplify right side
    77,098.96x = 4,770,355,616.18
  5. Step 5: Solve for x
    x = 4,770,355,616.18/77,098.96
  6. Step 6: Final answer
    x = 61,873.15

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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.