Home / 96,320.90-144,481.80-33,991.40

Finding the Fourth Proportional to 96,320.90, 144,481.80 and 33,991.40

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Solution

The fourth proportional to 96,320.90, 144,481.80 and 33,991.40 is: 50,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,320.90 : 144,481.80 = 33,991.40 : x
  2. Step 2: Convert to fraction form
    96,320.90/144,481.80 = 33,991.40/x
  3. Step 3: Cross multiply
    96,320.90x = 144,481.80 × 33,991.40
  4. Step 4: Simplify right side
    96,320.90x = 4,911,138,656.52
  5. Step 5: Solve for x
    x = 4,911,138,656.52/96,320.90
  6. Step 6: Final answer
    x = 50,987.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.