Home / 94,818.18-131,448.16-89,761.94

Finding the Fourth Proportional to 94,818.18, 131,448.16 and 89,761.94

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Solution

The fourth proportional to 94,818.18, 131,448.16 and 89,761.94 is: 124,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,818.18 : 131,448.16 = 89,761.94 : x
  2. Step 2: Convert to fraction form
    94,818.18/131,448.16 = 89,761.94/x
  3. Step 3: Cross multiply
    94,818.18x = 131,448.16 × 89,761.94
  4. Step 4: Simplify right side
    94,818.18x = 11,799,041,851.03
  5. Step 5: Solve for x
    x = 11,799,041,851.03/94,818.18
  6. Step 6: Final answer
    x = 124,438.60

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.