Home / 50,720.88-76,088.60-15,663.52

Finding the Fourth Proportional to 50,720.88, 76,088.60 and 15,663.52

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Solution

The fourth proportional to 50,720.88, 76,088.60 and 15,663.52 is: 23,497.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,720.88 : 76,088.60 = 15,663.52 : x
  2. Step 2: Convert to fraction form
    50,720.88/76,088.60 = 15,663.52/x
  3. Step 3: Cross multiply
    50,720.88x = 76,088.60 × 15,663.52
  4. Step 4: Simplify right side
    50,720.88x = 1,191,815,307.87
  5. Step 5: Solve for x
    x = 1,191,815,307.87/50,720.88
  6. Step 6: Final answer
    x = 23,497.53

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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.