Home / 137,832.04-190,280.46-92,747.08

Finding the Fourth Proportional to 137,832.04, 190,280.46 and 92,747.08

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Solution

The fourth proportional to 137,832.04, 190,280.46 and 92,747.08 is: 128,039.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,832.04 : 190,280.46 = 92,747.08 : x
  2. Step 2: Convert to fraction form
    137,832.04/190,280.46 = 92,747.08/x
  3. Step 3: Cross multiply
    137,832.04x = 190,280.46 × 92,747.08
  4. Step 4: Simplify right side
    137,832.04x = 17,647,957,046.06
  5. Step 5: Solve for x
    x = 17,647,957,046.06/137,832.04
  6. Step 6: Final answer
    x = 128,039.58

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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.