Home / 216,049.11-298,103.25-124,150.64

Finding the Fourth Proportional to 216,049.11, 298,103.25 and 124,150.64

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Solution

The fourth proportional to 216,049.11, 298,103.25 and 124,150.64 is: 171,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,049.11 : 298,103.25 = 124,150.64 : x
  2. Step 2: Convert to fraction form
    216,049.11/298,103.25 = 124,150.64/x
  3. Step 3: Cross multiply
    216,049.11x = 298,103.25 × 124,150.64
  4. Step 4: Simplify right side
    216,049.11x = 37,009,708,877.94
  5. Step 5: Solve for x
    x = 37,009,708,877.94/216,049.11
  6. Step 6: Final answer
    x = 171,302.30

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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.