Home / 50,663.76-76,000.10-13,223.54

Finding the Fourth Proportional to 50,663.76, 76,000.10 and 13,223.54

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Solution

The fourth proportional to 50,663.76, 76,000.10 and 13,223.54 is: 19,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,663.76 : 76,000.10 = 13,223.54 : x
  2. Step 2: Convert to fraction form
    50,663.76/76,000.10 = 13,223.54/x
  3. Step 3: Cross multiply
    50,663.76x = 76,000.10 × 13,223.54
  4. Step 4: Simplify right side
    50,663.76x = 1,004,989,916.24
  5. Step 5: Solve for x
    x = 1,004,989,916.24/50,663.76
  6. Step 6: Final answer
    x = 19,836.47

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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.