Home / 76,860.24-114,526.30-68,475.84

Finding the Fourth Proportional to 76,860.24, 114,526.30 and 68,475.84

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Solution

The fourth proportional to 76,860.24, 114,526.30 and 68,475.84 is: 102,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,860.24 : 114,526.30 = 68,475.84 : x
  2. Step 2: Convert to fraction form
    76,860.24/114,526.30 = 68,475.84/x
  3. Step 3: Cross multiply
    76,860.24x = 114,526.30 × 68,475.84
  4. Step 4: Simplify right side
    76,860.24x = 7,842,284,594.59
  5. Step 5: Solve for x
    x = 7,842,284,594.59/76,860.24
  6. Step 6: Final answer
    x = 102,033.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.