Home / 61,222.20-91,833.30-53,446.20

Finding the Fourth Proportional to 61,222.20, 91,833.30 and 53,446.20

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Solution

The fourth proportional to 61,222.20, 91,833.30 and 53,446.20 is: 80,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,222.20 : 91,833.30 = 53,446.20 : x
  2. Step 2: Convert to fraction form
    61,222.20/91,833.30 = 53,446.20/x
  3. Step 3: Cross multiply
    61,222.20x = 91,833.30 × 53,446.20
  4. Step 4: Simplify right side
    61,222.20x = 4,908,140,918.46
  5. Step 5: Solve for x
    x = 4,908,140,918.46/61,222.20
  6. Step 6: Final answer
    x = 80,169.30

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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.