Home / 230,155.50-345,282.42-72,396.24

Finding the Fourth Proportional to 230,155.50, 345,282.42 and 72,396.24

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Solution

The fourth proportional to 230,155.50, 345,282.42 and 72,396.24 is: 108,609.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,155.50 : 345,282.42 = 72,396.24 : x
  2. Step 2: Convert to fraction form
    230,155.50/345,282.42 = 72,396.24/x
  3. Step 3: Cross multiply
    230,155.50x = 345,282.42 × 72,396.24
  4. Step 4: Simplify right side
    230,155.50x = 24,997,148,946.10
  5. Step 5: Solve for x
    x = 24,997,148,946.10/230,155.50
  6. Step 6: Final answer
    x = 108,609.83

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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.