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Finding the Fourth Proportional to 195,612.10, 293,612.55 and 95,884.90

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Solution

The fourth proportional to 195,612.10, 293,612.55 and 95,884.90 is: 143,922.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,612.10 : 293,612.55 = 95,884.90 : x
  2. Step 2: Convert to fraction form
    195,612.10/293,612.55 = 95,884.90/x
  3. Step 3: Cross multiply
    195,612.10x = 293,612.55 × 95,884.90
  4. Step 4: Simplify right side
    195,612.10x = 28,153,009,995.50
  5. Step 5: Solve for x
    x = 28,153,009,995.50/195,612.10
  6. Step 6: Final answer
    x = 143,922.64

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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.