Home / 194,166.20-291,249.30-75,841.40

Finding the Fourth Proportional to 194,166.20, 291,249.30 and 75,841.40

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Solution

The fourth proportional to 194,166.20, 291,249.30 and 75,841.40 is: 113,762.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,166.20 : 291,249.30 = 75,841.40 : x
  2. Step 2: Convert to fraction form
    194,166.20/291,249.30 = 75,841.40/x
  3. Step 3: Cross multiply
    194,166.20x = 291,249.30 × 75,841.40
  4. Step 4: Simplify right side
    194,166.20x = 22,088,754,661.02
  5. Step 5: Solve for x
    x = 22,088,754,661.02/194,166.20
  6. Step 6: Final answer
    x = 113,762.10

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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.