Home / 216,150.24-298,234.80-126,708.96

Finding the Fourth Proportional to 216,150.24, 298,234.80 and 126,708.96

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Solution

The fourth proportional to 216,150.24, 298,234.80 and 126,708.96 is: 174,827.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,150.24 : 298,234.80 = 126,708.96 : x
  2. Step 2: Convert to fraction form
    216,150.24/298,234.80 = 126,708.96/x
  3. Step 3: Cross multiply
    216,150.24x = 298,234.80 × 126,708.96
  4. Step 4: Simplify right side
    216,150.24x = 37,789,021,343.81
  5. Step 5: Solve for x
    x = 37,789,021,343.81/216,150.24
  6. Step 6: Final answer
    x = 174,827.57

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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.