Home / 179,863.60-248,205.26-99,289.40

Finding the Fourth Proportional to 179,863.60, 248,205.26 and 99,289.40

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Solution

The fourth proportional to 179,863.60, 248,205.26 and 99,289.40 is: 137,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,863.60 : 248,205.26 = 99,289.40 : x
  2. Step 2: Convert to fraction form
    179,863.60/248,205.26 = 99,289.40/x
  3. Step 3: Cross multiply
    179,863.60x = 248,205.26 × 99,289.40
  4. Step 4: Simplify right side
    179,863.60x = 24,644,150,473.55
  5. Step 5: Solve for x
    x = 24,644,150,473.55/179,863.60
  6. Step 6: Final answer
    x = 137,015.77

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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.