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Finding the Fourth Proportional to 195,611.60, 293,611.80 and 95,884.40

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Solution

The fourth proportional to 195,611.60, 293,611.80 and 95,884.40 is: 143,921.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,611.60 : 293,611.80 = 95,884.40 : x
  2. Step 2: Convert to fraction form
    195,611.60/293,611.80 = 95,884.40/x
  3. Step 3: Cross multiply
    195,611.60x = 293,611.80 × 95,884.40
  4. Step 4: Simplify right side
    195,611.60x = 28,152,791,275.92
  5. Step 5: Solve for x
    x = 28,152,791,275.92/195,611.60
  6. Step 6: Final answer
    x = 143,921.89

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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.