Home / 124,512.32-186,823.38-65,333.72

Finding the Fourth Proportional to 124,512.32, 186,823.38 and 65,333.72

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Solution

The fourth proportional to 124,512.32, 186,823.38 and 65,333.72 is: 98,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,512.32 : 186,823.38 = 65,333.72 : x
  2. Step 2: Convert to fraction form
    124,512.32/186,823.38 = 65,333.72/x
  3. Step 3: Cross multiply
    124,512.32x = 186,823.38 × 65,333.72
  4. Step 4: Simplify right side
    124,512.32x = 12,205,866,398.37
  5. Step 5: Solve for x
    x = 12,205,866,398.37/124,512.32
  6. Step 6: Final answer
    x = 98,029.39

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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.