Home / 151,511.48-209,081.58-94,954.04

Finding the Fourth Proportional to 151,511.48, 209,081.58 and 94,954.04

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Solution

The fourth proportional to 151,511.48, 209,081.58 and 94,954.04 is: 131,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,511.48 : 209,081.58 = 94,954.04 : x
  2. Step 2: Convert to fraction form
    151,511.48/209,081.58 = 94,954.04/x
  3. Step 3: Cross multiply
    151,511.48x = 209,081.58 × 94,954.04
  4. Step 4: Simplify right side
    151,511.48x = 19,853,140,710.58
  5. Step 5: Solve for x
    x = 19,853,140,710.58/151,511.48
  6. Step 6: Final answer
    x = 131,033.90

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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.