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Finding the Fourth Proportional to 153,380.80, 230,025.80 and 69,092.24

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Solution

The fourth proportional to 153,380.80, 230,025.80 and 69,092.24 is: 103,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,380.80 : 230,025.80 = 69,092.24 : x
  2. Step 2: Convert to fraction form
    153,380.80/230,025.80 = 69,092.24/x
  3. Step 3: Cross multiply
    153,380.80x = 230,025.80 × 69,092.24
  4. Step 4: Simplify right side
    153,380.80x = 15,892,997,779.79
  5. Step 5: Solve for x
    x = 15,892,997,779.79/153,380.80
  6. Step 6: Final answer
    x = 103,617.91

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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.