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Finding the Fourth Proportional to 169,856.96, 234,405.58 and 93,379.26

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Solution

The fourth proportional to 169,856.96, 234,405.58 and 93,379.26 is: 128,865.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,856.96 : 234,405.58 = 93,379.26 : x
  2. Step 2: Convert to fraction form
    169,856.96/234,405.58 = 93,379.26/x
  3. Step 3: Cross multiply
    169,856.96x = 234,405.58 × 93,379.26
  4. Step 4: Simplify right side
    169,856.96x = 21,888,619,366.82
  5. Step 5: Solve for x
    x = 21,888,619,366.82/169,856.96
  6. Step 6: Final answer
    x = 128,865.02

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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.