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Finding the Fourth Proportional to 163,345.95, 225,410.45 and 95,366.70

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Solution

The fourth proportional to 163,345.95, 225,410.45 and 95,366.70 is: 131,601.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,345.95 : 225,410.45 = 95,366.70 : x
  2. Step 2: Convert to fraction form
    163,345.95/225,410.45 = 95,366.70/x
  3. Step 3: Cross multiply
    163,345.95x = 225,410.45 × 95,366.70
  4. Step 4: Simplify right side
    163,345.95x = 21,496,650,285.18
  5. Step 5: Solve for x
    x = 21,496,650,285.18/163,345.95
  6. Step 6: Final answer
    x = 131,601.98

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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.