Home / 205,186.20-307,779.30-94,594.20

Finding the Fourth Proportional to 205,186.20, 307,779.30 and 94,594.20

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Solution

The fourth proportional to 205,186.20, 307,779.30 and 94,594.20 is: 141,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,186.20 : 307,779.30 = 94,594.20 : x
  2. Step 2: Convert to fraction form
    205,186.20/307,779.30 = 94,594.20/x
  3. Step 3: Cross multiply
    205,186.20x = 307,779.30 × 94,594.20
  4. Step 4: Simplify right side
    205,186.20x = 29,114,136,660.06
  5. Step 5: Solve for x
    x = 29,114,136,660.06/205,186.20
  6. Step 6: Final answer
    x = 141,891.30

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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.