Home / 88,185.63-121,625.76-58,001.94

Finding the Fourth Proportional to 88,185.63, 121,625.76 and 58,001.94

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Solution

The fourth proportional to 88,185.63, 121,625.76 and 58,001.94 is: 79,996.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,185.63 : 121,625.76 = 58,001.94 : x
  2. Step 2: Convert to fraction form
    88,185.63/121,625.76 = 58,001.94/x
  3. Step 3: Cross multiply
    88,185.63x = 121,625.76 × 58,001.94
  4. Step 4: Simplify right side
    88,185.63x = 7,054,530,033.97
  5. Step 5: Solve for x
    x = 7,054,530,033.97/88,185.63
  6. Step 6: Final answer
    x = 79,996.37

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1.5x scale

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.