Home / 89,256.65-133,885.43-30,092.83

Finding the Fourth Proportional to 89,256.65, 133,885.43 and 30,092.83

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Solution

The fourth proportional to 89,256.65, 133,885.43 and 30,092.83 is: 45,139.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,256.65 : 133,885.43 = 30,092.83 : x
  2. Step 2: Convert to fraction form
    89,256.65/133,885.43 = 30,092.83/x
  3. Step 3: Cross multiply
    89,256.65x = 133,885.43 × 30,092.83
  4. Step 4: Simplify right side
    89,256.65x = 4,028,991,949.88
  5. Step 5: Solve for x
    x = 4,028,991,949.88/89,256.65
  6. Step 6: Final answer
    x = 45,139.40

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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.