Home / 147,962.25-204,188.63-80,894.25

Finding the Fourth Proportional to 147,962.25, 204,188.63 and 80,894.25

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Solution

The fourth proportional to 147,962.25, 204,188.63 and 80,894.25 is: 111,634.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,962.25 : 204,188.63 = 80,894.25 : x
  2. Step 2: Convert to fraction form
    147,962.25/204,188.63 = 80,894.25/x
  3. Step 3: Cross multiply
    147,962.25x = 204,188.63 × 80,894.25
  4. Step 4: Simplify right side
    147,962.25x = 16,517,685,677.91
  5. Step 5: Solve for x
    x = 16,517,685,677.91/147,962.25
  6. Step 6: Final answer
    x = 111,634.46

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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.