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Finding the Fourth Proportional to 163,155.68, 225,155.46 and 95,219.58

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Solution

The fourth proportional to 163,155.68, 225,155.46 and 95,219.58 is: 131,403.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,155.68 : 225,155.46 = 95,219.58 : x
  2. Step 2: Convert to fraction form
    163,155.68/225,155.46 = 95,219.58/x
  3. Step 3: Cross multiply
    163,155.68x = 225,155.46 × 95,219.58
  4. Step 4: Simplify right side
    163,155.68x = 21,439,208,335.91
  5. Step 5: Solve for x
    x = 21,439,208,335.91/163,155.68
  6. Step 6: Final answer
    x = 131,403.38

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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.