Home / 179,944.40-248,489.16-120,501.20

Finding the Fourth Proportional to 179,944.40, 248,489.16 and 120,501.20

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Solution

The fourth proportional to 179,944.40, 248,489.16 and 120,501.20 is: 166,402.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,944.40 : 248,489.16 = 120,501.20 : x
  2. Step 2: Convert to fraction form
    179,944.40/248,489.16 = 120,501.20/x
  3. Step 3: Cross multiply
    179,944.40x = 248,489.16 × 120,501.20
  4. Step 4: Simplify right side
    179,944.40x = 29,943,241,966.99
  5. Step 5: Solve for x
    x = 29,943,241,966.99/179,944.40
  6. Step 6: Final answer
    x = 166,402.74

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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.