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Finding the Fourth Proportional to 195,779.52, 293,630.40 and 95,896.80

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Solution

The fourth proportional to 195,779.52, 293,630.40 and 95,896.80 is: 143,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,779.52 : 293,630.40 = 95,896.80 : x
  2. Step 2: Convert to fraction form
    195,779.52/293,630.40 = 95,896.80/x
  3. Step 3: Cross multiply
    195,779.52x = 293,630.40 × 95,896.80
  4. Step 4: Simplify right side
    195,779.52x = 28,158,215,742.72
  5. Step 5: Solve for x
    x = 28,158,215,742.72/195,779.52
  6. Step 6: Final answer
    x = 143,826.16

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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.