Home / 92,796.07-128,058.92-50,354.60

Finding the Fourth Proportional to 92,796.07, 128,058.92 and 50,354.60

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Solution

The fourth proportional to 92,796.07, 128,058.92 and 50,354.60 is: 69,489.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,796.07 : 128,058.92 = 50,354.60 : x
  2. Step 2: Convert to fraction form
    92,796.07/128,058.92 = 50,354.60/x
  3. Step 3: Cross multiply
    92,796.07x = 128,058.92 × 50,354.60
  4. Step 4: Simplify right side
    92,796.07x = 6,448,356,139.07
  5. Step 5: Solve for x
    x = 6,448,356,139.07/92,796.07
  6. Step 6: Final answer
    x = 69,489.54

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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.