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Finding the Fourth Proportional to 173,117.34, 259,723.80 and 73,224.90

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Solution

The fourth proportional to 173,117.34, 259,723.80 and 73,224.90 is: 109,857.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,117.34 : 259,723.80 = 73,224.90 : x
  2. Step 2: Convert to fraction form
    173,117.34/259,723.80 = 73,224.90/x
  3. Step 3: Cross multiply
    173,117.34x = 259,723.80 × 73,224.90
  4. Step 4: Simplify right side
    173,117.34x = 19,018,249,282.62
  5. Step 5: Solve for x
    x = 19,018,249,282.62/173,117.34
  6. Step 6: Final answer
    x = 109,857.56

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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.