Home / 179,958.36-248,341.68-99,385.50

Finding the Fourth Proportional to 179,958.36, 248,341.68 and 99,385.50

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Solution

The fourth proportional to 179,958.36, 248,341.68 and 99,385.50 is: 137,151.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,958.36 : 248,341.68 = 99,385.50 : x
  2. Step 2: Convert to fraction form
    179,958.36/248,341.68 = 99,385.50/x
  3. Step 3: Cross multiply
    179,958.36x = 248,341.68 × 99,385.50
  4. Step 4: Simplify right side
    179,958.36x = 24,681,562,037.64
  5. Step 5: Solve for x
    x = 24,681,562,037.64/179,958.36
  6. Step 6: Final answer
    x = 137,151.52

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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.