Home / 168,628.64-253,138.40-98,558.24

Finding the Fourth Proportional to 168,628.64, 253,138.40 and 98,558.24

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Solution

The fourth proportional to 168,628.64, 253,138.40 and 98,558.24 is: 147,951.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,628.64 : 253,138.40 = 98,558.24 : x
  2. Step 2: Convert to fraction form
    168,628.64/253,138.40 = 98,558.24/x
  3. Step 3: Cross multiply
    168,628.64x = 253,138.40 × 98,558.24
  4. Step 4: Simplify right side
    168,628.64x = 24,948,875,180.42
  5. Step 5: Solve for x
    x = 24,948,875,180.42/168,628.64
  6. Step 6: Final answer
    x = 147,951.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.