Home / 50,004.76-75,001.36-12,561.98

Finding the Fourth Proportional to 50,004.76, 75,001.36 and 12,561.98

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Solution

The fourth proportional to 50,004.76, 75,001.36 and 12,561.98 is: 18,841.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,004.76 : 75,001.36 = 12,561.98 : x
  2. Step 2: Convert to fraction form
    50,004.76/75,001.36 = 12,561.98/x
  3. Step 3: Cross multiply
    50,004.76x = 75,001.36 × 12,561.98
  4. Step 4: Simplify right side
    50,004.76x = 942,165,521.48
  5. Step 5: Solve for x
    x = 942,165,521.48/50,004.76
  6. Step 6: Final answer
    x = 18,841.52

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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.