Home / 176,002.60-263,615.10-136,431.40

Finding the Fourth Proportional to 176,002.60, 263,615.10 and 136,431.40

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Solution

The fourth proportional to 176,002.60, 263,615.10 and 136,431.40 is: 204,345.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,002.60 : 263,615.10 = 136,431.40 : x
  2. Step 2: Convert to fraction form
    176,002.60/263,615.10 = 136,431.40/x
  3. Step 3: Cross multiply
    176,002.60x = 263,615.10 × 136,431.40
  4. Step 4: Simplify right side
    176,002.60x = 35,965,377,154.14
  5. Step 5: Solve for x
    x = 35,965,377,154.14/176,002.60
  6. Step 6: Final answer
    x = 204,345.72

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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.