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Finding the Fourth Proportional to 176,449.93, 243,496.62 and 98,920.44

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Solution

The fourth proportional to 176,449.93, 243,496.62 and 98,920.44 is: 136,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,449.93 : 243,496.62 = 98,920.44 : x
  2. Step 2: Convert to fraction form
    176,449.93/243,496.62 = 98,920.44/x
  3. Step 3: Cross multiply
    176,449.93x = 243,496.62 × 98,920.44
  4. Step 4: Simplify right side
    176,449.93x = 24,086,792,505.35
  5. Step 5: Solve for x
    x = 24,086,792,505.35/176,449.93
  6. Step 6: Final answer
    x = 136,507.81

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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.