Home / 123,661.14-185,520.95-98,455.96

Finding the Fourth Proportional to 123,661.14, 185,520.95 and 98,455.96

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Solution

The fourth proportional to 123,661.14, 185,520.95 and 98,455.96 is: 147,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,661.14 : 185,520.95 = 98,455.96 : x
  2. Step 2: Convert to fraction form
    123,661.14/185,520.95 = 98,455.96/x
  3. Step 3: Cross multiply
    123,661.14x = 185,520.95 × 98,455.96
  4. Step 4: Simplify right side
    123,661.14x = 18,265,643,232.36
  5. Step 5: Solve for x
    x = 18,265,643,232.36/123,661.14
  6. Step 6: Final answer
    x = 147,707.22

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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.