Home / 50,306.87-75,460.28-12,866.99

Finding the Fourth Proportional to 50,306.87, 75,460.28 and 12,866.99

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Solution

The fourth proportional to 50,306.87, 75,460.28 and 12,866.99 is: 19,300.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,306.87 : 75,460.28 = 12,866.99 : x
  2. Step 2: Convert to fraction form
    50,306.87/75,460.28 = 12,866.99/x
  3. Step 3: Cross multiply
    50,306.87x = 75,460.28 × 12,866.99
  4. Step 4: Simplify right side
    50,306.87x = 970,946,226.52
  5. Step 5: Solve for x
    x = 970,946,226.52/50,306.87
  6. Step 6: Final answer
    x = 19,300.47

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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.