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Finding the Fourth Proportional to 191,994.47, 264,950.49 and 105,954.24

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Solution

The fourth proportional to 191,994.47, 264,950.49 and 105,954.24 is: 146,215.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,994.47 : 264,950.49 = 105,954.24 : x
  2. Step 2: Convert to fraction form
    191,994.47/264,950.49 = 105,954.24/x
  3. Step 3: Cross multiply
    191,994.47x = 264,950.49 × 105,954.24
  4. Step 4: Simplify right side
    191,994.47x = 28,072,629,196.47
  5. Step 5: Solve for x
    x = 28,072,629,196.47/191,994.47
  6. Step 6: Final answer
    x = 146,215.82

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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.