Home / 179,903.53-248,276.55-99,330.76

Finding the Fourth Proportional to 179,903.53, 248,276.55 and 99,330.76

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Solution

The fourth proportional to 179,903.53, 248,276.55 and 99,330.76 is: 137,081.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,903.53 : 248,276.55 = 99,330.76 : x
  2. Step 2: Convert to fraction form
    179,903.53/248,276.55 = 99,330.76/x
  3. Step 3: Cross multiply
    179,903.53x = 248,276.55 × 99,330.76
  4. Step 4: Simplify right side
    179,903.53x = 24,661,498,401.68
  5. Step 5: Solve for x
    x = 24,661,498,401.68/179,903.53
  6. Step 6: Final answer
    x = 137,081.79

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1.5x scale

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.