Home / 90,636.03-125,112.63-60,410.34

Finding the Fourth Proportional to 90,636.03, 125,112.63 and 60,410.34

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Solution

The fourth proportional to 90,636.03, 125,112.63 and 60,410.34 is: 83,389.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,636.03 : 125,112.63 = 60,410.34 : x
  2. Step 2: Convert to fraction form
    90,636.03/125,112.63 = 60,410.34/x
  3. Step 3: Cross multiply
    90,636.03x = 125,112.63 × 60,410.34
  4. Step 4: Simplify right side
    90,636.03x = 7,558,096,516.59
  5. Step 5: Solve for x
    x = 7,558,096,516.59/90,636.03
  6. Step 6: Final answer
    x = 83,389.54

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