Home / 53,011.05-73,152.14-29,137.74

Finding the Fourth Proportional to 53,011.05, 73,152.14 and 29,137.74

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Solution

The fourth proportional to 53,011.05, 73,152.14 and 29,137.74 is: 40,208.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,011.05 : 73,152.14 = 29,137.74 : x
  2. Step 2: Convert to fraction form
    53,011.05/73,152.14 = 29,137.74/x
  3. Step 3: Cross multiply
    53,011.05x = 73,152.14 × 29,137.74
  4. Step 4: Simplify right side
    53,011.05x = 2,131,488,035.76
  5. Step 5: Solve for x
    x = 2,131,488,035.76/53,011.05
  6. Step 6: Final answer
    x = 40,208.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.