Home / 87,858.54-121,262.67-59,573.34

Finding the Fourth Proportional to 87,858.54, 121,262.67 and 59,573.34

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Solution

The fourth proportional to 87,858.54, 121,262.67 and 59,573.34 is: 82,223.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,858.54 : 121,262.67 = 59,573.34 : x
  2. Step 2: Convert to fraction form
    87,858.54/121,262.67 = 59,573.34/x
  3. Step 3: Cross multiply
    87,858.54x = 121,262.67 × 59,573.34
  4. Step 4: Simplify right side
    87,858.54x = 7,224,022,269.22
  5. Step 5: Solve for x
    x = 7,224,022,269.22/87,858.54
  6. Step 6: Final answer
    x = 82,223.34

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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.