Home / 113,113.41-169,669.93-28,873.56

Finding the Fourth Proportional to 113,113.41, 169,669.93 and 28,873.56

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Solution

The fourth proportional to 113,113.41, 169,669.93 and 28,873.56 is: 43,310.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,113.41 : 169,669.93 = 28,873.56 : x
  2. Step 2: Convert to fraction form
    113,113.41/169,669.93 = 28,873.56/x
  3. Step 3: Cross multiply
    113,113.41x = 169,669.93 × 28,873.56
  4. Step 4: Simplify right side
    113,113.41x = 4,898,974,904.05
  5. Step 5: Solve for x
    x = 4,898,974,904.05/113,113.41
  6. Step 6: Final answer
    x = 43,310.29

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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.