Home / 98,192.07-135,520.44-57,910.26

Finding the Fourth Proportional to 98,192.07, 135,520.44 and 57,910.26

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Solution

The fourth proportional to 98,192.07, 135,520.44 and 57,910.26 is: 79,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,192.07 : 135,520.44 = 57,910.26 : x
  2. Step 2: Convert to fraction form
    98,192.07/135,520.44 = 57,910.26/x
  3. Step 3: Cross multiply
    98,192.07x = 135,520.44 × 57,910.26
  4. Step 4: Simplify right side
    98,192.07x = 7,848,023,238.11
  5. Step 5: Solve for x
    x = 7,848,023,238.11/98,192.07
  6. Step 6: Final answer
    x = 79,925.23

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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.