Home / 76,228.02-114,215.67-53,930.88

Finding the Fourth Proportional to 76,228.02, 114,215.67 and 53,930.88

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Solution

The fourth proportional to 76,228.02, 114,215.67 and 53,930.88 is: 80,806.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,228.02 : 114,215.67 = 53,930.88 : x
  2. Step 2: Convert to fraction form
    76,228.02/114,215.67 = 53,930.88/x
  3. Step 3: Cross multiply
    76,228.02x = 114,215.67 × 53,930.88
  4. Step 4: Simplify right side
    76,228.02x = 6,159,751,592.89
  5. Step 5: Solve for x
    x = 6,159,751,592.89/76,228.02
  6. Step 6: Final answer
    x = 80,806.92

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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.