Home / 124,239.15-186,360.35-35,495.55

Finding the Fourth Proportional to 124,239.15, 186,360.35 and 35,495.55

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Solution

The fourth proportional to 124,239.15, 186,360.35 and 35,495.55 is: 53,243.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,239.15 : 186,360.35 = 35,495.55 : x
  2. Step 2: Convert to fraction form
    124,239.15/186,360.35 = 35,495.55/x
  3. Step 3: Cross multiply
    124,239.15x = 186,360.35 × 35,495.55
  4. Step 4: Simplify right side
    124,239.15x = 6,614,962,943.96
  5. Step 5: Solve for x
    x = 6,614,962,943.96/124,239.15
  6. Step 6: Final answer
    x = 53,243.79

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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.