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Finding the Fourth Proportional to 116,995.92, 175,493.52 and 38,109.96

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Solution

The fourth proportional to 116,995.92, 175,493.52 and 38,109.96 is: 57,164.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,995.92 : 175,493.52 = 38,109.96 : x
  2. Step 2: Convert to fraction form
    116,995.92/175,493.52 = 38,109.96/x
  3. Step 3: Cross multiply
    116,995.92x = 175,493.52 × 38,109.96
  4. Step 4: Simplify right side
    116,995.92x = 6,688,051,027.46
  5. Step 5: Solve for x
    x = 6,688,051,027.46/116,995.92
  6. Step 6: Final answer
    x = 57,164.82

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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.