Home / 216,178.92-298,242.18-125,519.40

Finding the Fourth Proportional to 216,178.92, 298,242.18 and 125,519.40

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Solution

The fourth proportional to 216,178.92, 298,242.18 and 125,519.40 is: 173,167.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,178.92 : 298,242.18 = 125,519.40 : x
  2. Step 2: Convert to fraction form
    216,178.92/298,242.18 = 125,519.40/x
  3. Step 3: Cross multiply
    216,178.92x = 298,242.18 × 125,519.40
  4. Step 4: Simplify right side
    216,178.92x = 37,435,179,488.29
  5. Step 5: Solve for x
    x = 37,435,179,488.29/216,178.92
  6. Step 6: Final answer
    x = 173,167.58

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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.