Home / 103,032.90-154,509.66-36,460.62

Finding the Fourth Proportional to 103,032.90, 154,509.66 and 36,460.62

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Solution

The fourth proportional to 103,032.90, 154,509.66 and 36,460.62 is: 54,676.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,032.90 : 154,509.66 = 36,460.62 : x
  2. Step 2: Convert to fraction form
    103,032.90/154,509.66 = 36,460.62/x
  3. Step 3: Cross multiply
    103,032.90x = 154,509.66 × 36,460.62
  4. Step 4: Simplify right side
    103,032.90x = 5,633,517,999.59
  5. Step 5: Solve for x
    x = 5,633,517,999.59/103,032.90
  6. Step 6: Final answer
    x = 54,676.88

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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.