Home / 102,460.33-153,695.20-38,433.77

Finding the Fourth Proportional to 102,460.33, 153,695.20 and 38,433.77

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Solution

The fourth proportional to 102,460.33, 153,695.20 and 38,433.77 is: 57,652.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,460.33 : 153,695.20 = 38,433.77 : x
  2. Step 2: Convert to fraction form
    102,460.33/153,695.20 = 38,433.77/x
  3. Step 3: Cross multiply
    102,460.33x = 153,695.20 × 38,433.77
  4. Step 4: Simplify right side
    102,460.33x = 5,907,086,255.06
  5. Step 5: Solve for x
    x = 5,907,086,255.06/102,460.33
  6. Step 6: Final answer
    x = 57,652.42

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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.