Home / 180,403.67-248,953.37-99,826.43

Finding the Fourth Proportional to 180,403.67, 248,953.37 and 99,826.43

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Solution

The fourth proportional to 180,403.67, 248,953.37 and 99,826.43 is: 137,758.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,403.67 : 248,953.37 = 99,826.43 : x
  2. Step 2: Convert to fraction form
    180,403.67/248,953.37 = 99,826.43/x
  3. Step 3: Cross multiply
    180,403.67x = 248,953.37 × 99,826.43
  4. Step 4: Simplify right side
    180,403.67x = 24,852,124,419.67
  5. Step 5: Solve for x
    x = 24,852,124,419.67/180,403.67
  6. Step 6: Final answer
    x = 137,758.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.