Home / 90,336.76-124,665.73-50,051.16

Finding the Fourth Proportional to 90,336.76, 124,665.73 and 50,051.16

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Solution

The fourth proportional to 90,336.76, 124,665.73 and 50,051.16 is: 69,071.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,336.76 : 124,665.73 = 50,051.16 : x
  2. Step 2: Convert to fraction form
    90,336.76/124,665.73 = 50,051.16/x
  3. Step 3: Cross multiply
    90,336.76x = 124,665.73 × 50,051.16
  4. Step 4: Simplify right side
    90,336.76x = 6,239,664,273.62
  5. Step 5: Solve for x
    x = 6,239,664,273.62/90,336.76
  6. Step 6: Final answer
    x = 69,071.16

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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.