Home / 124,447.36-186,655.15-40,198.77

Finding the Fourth Proportional to 124,447.36, 186,655.15 and 40,198.77

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Solution

The fourth proportional to 124,447.36, 186,655.15 and 40,198.77 is: 60,293.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,447.36 : 186,655.15 = 40,198.77 : x
  2. Step 2: Convert to fraction form
    124,447.36/186,655.15 = 40,198.77/x
  3. Step 3: Cross multiply
    124,447.36x = 186,655.15 × 40,198.77
  4. Step 4: Simplify right side
    124,447.36x = 7,503,307,444.17
  5. Step 5: Solve for x
    x = 7,503,307,444.17/124,447.36
  6. Step 6: Final answer
    x = 60,293.02

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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.