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Finding the Fourth Proportional to 144,051.96, 216,051.81 and 38,846.32

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Solution

The fourth proportional to 144,051.96, 216,051.81 and 38,846.32 is: 58,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,051.96 : 216,051.81 = 38,846.32 : x
  2. Step 2: Convert to fraction form
    144,051.96/216,051.81 = 38,846.32/x
  3. Step 3: Cross multiply
    144,051.96x = 216,051.81 × 38,846.32
  4. Step 4: Simplify right side
    144,051.96x = 8,392,817,747.84
  5. Step 5: Solve for x
    x = 8,392,817,747.84/144,051.96
  6. Step 6: Final answer
    x = 58,262.43

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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.