Home / 123,355.16-185,033.22-29,860.76

Finding the Fourth Proportional to 123,355.16, 185,033.22 and 29,860.76

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Solution

The fourth proportional to 123,355.16, 185,033.22 and 29,860.76 is: 44,791.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,355.16 : 185,033.22 = 29,860.76 : x
  2. Step 2: Convert to fraction form
    123,355.16/185,033.22 = 29,860.76/x
  3. Step 3: Cross multiply
    123,355.16x = 185,033.22 × 29,860.76
  4. Step 4: Simplify right side
    123,355.16x = 5,525,232,574.45
  5. Step 5: Solve for x
    x = 5,525,232,574.45/123,355.16
  6. Step 6: Final answer
    x = 44,791.26

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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.