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Finding the Fourth Proportional to 116,511.80, 174,767.64 and 49,908.74

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Solution

The fourth proportional to 116,511.80, 174,767.64 and 49,908.74 is: 74,863.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,511.80 : 174,767.64 = 49,908.74 : x
  2. Step 2: Convert to fraction form
    116,511.80/174,767.64 = 49,908.74/x
  3. Step 3: Cross multiply
    116,511.80x = 174,767.64 × 49,908.74
  4. Step 4: Simplify right side
    116,511.80x = 8,722,431,831.34
  5. Step 5: Solve for x
    x = 8,722,431,831.34/116,511.80
  6. Step 6: Final answer
    x = 74,863.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.