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Finding the Fourth Proportional to 173,411.04, 259,958.93 and 66,726.94

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Solution

The fourth proportional to 173,411.04, 259,958.93 and 66,726.94 is: 100,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,411.04 : 259,958.93 = 66,726.94 : x
  2. Step 2: Convert to fraction form
    173,411.04/259,958.93 = 66,726.94/x
  3. Step 3: Cross multiply
    173,411.04x = 259,958.93 × 66,726.94
  4. Step 4: Simplify right side
    173,411.04x = 17,346,263,897.64
  5. Step 5: Solve for x
    x = 17,346,263,897.64/173,411.04
  6. Step 6: Final answer
    x = 100,029.76

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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.