Home / 134,249.25-201,363.27-78,053.50

Finding the Fourth Proportional to 134,249.25, 201,363.27 and 78,053.50

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Solution

The fourth proportional to 134,249.25, 201,363.27 and 78,053.50 is: 117,074.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,249.25 : 201,363.27 = 78,053.50 : x
  2. Step 2: Convert to fraction form
    134,249.25/201,363.27 = 78,053.50/x
  3. Step 3: Cross multiply
    134,249.25x = 201,363.27 × 78,053.50
  4. Step 4: Simplify right side
    134,249.25x = 15,717,107,994.95
  5. Step 5: Solve for x
    x = 15,717,107,994.95/134,249.25
  6. Step 6: Final answer
    x = 117,074.08

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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.