Home / 196,171.17-294,052.64-90,903.57

Finding the Fourth Proportional to 196,171.17, 294,052.64 and 90,903.57

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Solution

The fourth proportional to 196,171.17, 294,052.64 and 90,903.57 is: 136,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,171.17 : 294,052.64 = 90,903.57 : x
  2. Step 2: Convert to fraction form
    196,171.17/294,052.64 = 90,903.57/x
  3. Step 3: Cross multiply
    196,171.17x = 294,052.64 × 90,903.57
  4. Step 4: Simplify right side
    196,171.17x = 26,730,434,289.41
  5. Step 5: Solve for x
    x = 26,730,434,289.41/196,171.17
  6. Step 6: Final answer
    x = 136,260.77

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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.