Home / 50,972.99-76,459.48-15,915.65

Finding the Fourth Proportional to 50,972.99, 76,459.48 and 15,915.65

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Solution

The fourth proportional to 50,972.99, 76,459.48 and 15,915.65 is: 23,873.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,972.99 : 76,459.48 = 15,915.65 : x
  2. Step 2: Convert to fraction form
    50,972.99/76,459.48 = 15,915.65/x
  3. Step 3: Cross multiply
    50,972.99x = 76,459.48 × 15,915.65
  4. Step 4: Simplify right side
    50,972.99x = 1,216,901,900.78
  5. Step 5: Solve for x
    x = 1,216,901,900.78/50,972.99
  6. Step 6: Final answer
    x = 23,873.47

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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.