Home / 103,006.08-154,506.24-32,889.60

Finding the Fourth Proportional to 103,006.08, 154,506.24 and 32,889.60

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Solution

The fourth proportional to 103,006.08, 154,506.24 and 32,889.60 is: 49,333.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,006.08 : 154,506.24 = 32,889.60 : x
  2. Step 2: Convert to fraction form
    103,006.08/154,506.24 = 32,889.60/x
  3. Step 3: Cross multiply
    103,006.08x = 154,506.24 × 32,889.60
  4. Step 4: Simplify right side
    103,006.08x = 5,081,648,431.10
  5. Step 5: Solve for x
    x = 5,081,648,431.10/103,006.08
  6. Step 6: Final answer
    x = 49,333.48

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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.