Home / 124,323.36-186,318.96-45,363.36

Finding the Fourth Proportional to 124,323.36, 186,318.96 and 45,363.36

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Solution

The fourth proportional to 124,323.36, 186,318.96 and 45,363.36 is: 67,984.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,323.36 : 186,318.96 = 45,363.36 : x
  2. Step 2: Convert to fraction form
    124,323.36/186,318.96 = 45,363.36/x
  3. Step 3: Cross multiply
    124,323.36x = 186,318.96 × 45,363.36
  4. Step 4: Simplify right side
    124,323.36x = 8,452,054,057.31
  5. Step 5: Solve for x
    x = 8,452,054,057.31/124,323.36
  6. Step 6: Final answer
    x = 67,984.44

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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.