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Finding the Fourth Proportional to 179,369.69, 247,530.14 and 98,797.21

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Solution

The fourth proportional to 179,369.69, 247,530.14 and 98,797.21 is: 136,340.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,369.69 : 247,530.14 = 98,797.21 : x
  2. Step 2: Convert to fraction form
    179,369.69/247,530.14 = 98,797.21/x
  3. Step 3: Cross multiply
    179,369.69x = 247,530.14 × 98,797.21
  4. Step 4: Simplify right side
    179,369.69x = 24,455,286,480.59
  5. Step 5: Solve for x
    x = 24,455,286,480.59/179,369.69
  6. Step 6: Final answer
    x = 136,340.13

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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.