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Finding the Fourth Proportional to 171,099.07, 236,005.52 and 109,748.14

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Solution

The fourth proportional to 171,099.07, 236,005.52 and 109,748.14 is: 151,381.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,099.07 : 236,005.52 = 109,748.14 : x
  2. Step 2: Convert to fraction form
    171,099.07/236,005.52 = 109,748.14/x
  3. Step 3: Cross multiply
    171,099.07x = 236,005.52 × 109,748.14
  4. Step 4: Simplify right side
    171,099.07x = 25,901,165,710.98
  5. Step 5: Solve for x
    x = 25,901,165,710.98/171,099.07
  6. Step 6: Final answer
    x = 151,381.10

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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.