Home / 103,111.75-154,691.79-32,030.74

Finding the Fourth Proportional to 103,111.75, 154,691.79 and 32,030.74

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Solution

The fourth proportional to 103,111.75, 154,691.79 and 32,030.74 is: 48,053.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,111.75 : 154,691.79 = 32,030.74 : x
  2. Step 2: Convert to fraction form
    103,111.75/154,691.79 = 32,030.74/x
  3. Step 3: Cross multiply
    103,111.75x = 154,691.79 × 32,030.74
  4. Step 4: Simplify right side
    103,111.75x = 4,954,892,505.62
  5. Step 5: Solve for x
    x = 4,954,892,505.62/103,111.75
  6. Step 6: Final answer
    x = 48,053.62

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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.