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Finding the Fourth Proportional to 173,344.55, 259,838.42 and 84,488.13

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Solution

The fourth proportional to 173,344.55, 259,838.42 and 84,488.13 is: 126,645.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,344.55 : 259,838.42 = 84,488.13 : x
  2. Step 2: Convert to fraction form
    173,344.55/259,838.42 = 84,488.13/x
  3. Step 3: Cross multiply
    173,344.55x = 259,838.42 × 84,488.13
  4. Step 4: Simplify right side
    173,344.55x = 21,953,261,785.51
  5. Step 5: Solve for x
    x = 21,953,261,785.51/173,344.55
  6. Step 6: Final answer
    x = 126,645.24

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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.