Home / 157,921.99-236,906.47-52,715.95

Finding the Fourth Proportional to 157,921.99, 236,906.47 and 52,715.95

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Solution

The fourth proportional to 157,921.99, 236,906.47 and 52,715.95 is: 79,081.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,921.99 : 236,906.47 = 52,715.95 : x
  2. Step 2: Convert to fraction form
    157,921.99/236,906.47 = 52,715.95/x
  3. Step 3: Cross multiply
    157,921.99x = 236,906.47 × 52,715.95
  4. Step 4: Simplify right side
    157,921.99x = 12,488,749,100.83
  5. Step 5: Solve for x
    x = 12,488,749,100.83/157,921.99
  6. Step 6: Final answer
    x = 79,081.76

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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.