Home / 96,716.36-145,043.82-31,037

Finding the Fourth Proportional to 96,716.36, 145,043.82 and 31,037

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Solution

The fourth proportional to 96,716.36, 145,043.82 and 31,037 is: 46,545.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,716.36 : 145,043.82 = 31,037 : x
  2. Step 2: Convert to fraction form
    96,716.36/145,043.82 = 31,037/x
  3. Step 3: Cross multiply
    96,716.36x = 145,043.82 × 31,037
  4. Step 4: Simplify right side
    96,716.36x = 4,501,725,041.34
  5. Step 5: Solve for x
    x = 4,501,725,041.34/96,716.36
  6. Step 6: Final answer
    x = 46,545.64

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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.