Home / 89,957.83-124,140.27-49,670.59

Finding the Fourth Proportional to 89,957.83, 124,140.27 and 49,670.59

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Solution

The fourth proportional to 89,957.83, 124,140.27 and 49,670.59 is: 68,544.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,957.83 : 124,140.27 = 49,670.59 : x
  2. Step 2: Convert to fraction form
    89,957.83/124,140.27 = 49,670.59/x
  3. Step 3: Cross multiply
    89,957.83x = 124,140.27 × 49,670.59
  4. Step 4: Simplify right side
    89,957.83x = 6,166,120,453.66
  5. Step 5: Solve for x
    x = 6,166,120,453.66/89,957.83
  6. Step 6: Final answer
    x = 68,544.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.