Home / 98,194.68-135,509.58-55,754.16

Finding the Fourth Proportional to 98,194.68, 135,509.58 and 55,754.16

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Solution

The fourth proportional to 98,194.68, 135,509.58 and 55,754.16 is: 76,941.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,194.68 : 135,509.58 = 55,754.16 : x
  2. Step 2: Convert to fraction form
    98,194.68/135,509.58 = 55,754.16/x
  3. Step 3: Cross multiply
    98,194.68x = 135,509.58 × 55,754.16
  4. Step 4: Simplify right side
    98,194.68x = 7,555,222,804.85
  5. Step 5: Solve for x
    x = 7,555,222,804.85/98,194.68
  6. Step 6: Final answer
    x = 76,941.26

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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.