Home / 230,154.96-345,224.24-70,224.42

Finding the Fourth Proportional to 230,154.96, 345,224.24 and 70,224.42

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Solution

The fourth proportional to 230,154.96, 345,224.24 and 70,224.42 is: 105,334.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,154.96 : 345,224.24 = 70,224.42 : x
  2. Step 2: Convert to fraction form
    230,154.96/345,224.24 = 70,224.42/x
  3. Step 3: Cross multiply
    230,154.96x = 345,224.24 × 70,224.42
  4. Step 4: Simplify right side
    230,154.96x = 24,243,172,023.94
  5. Step 5: Solve for x
    x = 24,243,172,023.94/230,154.96
  6. Step 6: Final answer
    x = 105,334.13

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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.