Home / 216,836.40-325,263.72-76,595.76

Finding the Fourth Proportional to 216,836.40, 325,263.72 and 76,595.76

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Solution

The fourth proportional to 216,836.40, 325,263.72 and 76,595.76 is: 114,896.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,836.40 : 325,263.72 = 76,595.76 : x
  2. Step 2: Convert to fraction form
    216,836.40/325,263.72 = 76,595.76/x
  3. Step 3: Cross multiply
    216,836.40x = 325,263.72 × 76,595.76
  4. Step 4: Simplify right side
    216,836.40x = 24,913,821,833.83
  5. Step 5: Solve for x
    x = 24,913,821,833.83/216,836.40
  6. Step 6: Final answer
    x = 114,896.86

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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.