Home / 205,024.10-307,622.55-111,596.90

Finding the Fourth Proportional to 205,024.10, 307,622.55 and 111,596.90

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Solution

The fourth proportional to 205,024.10, 307,622.55 and 111,596.90 is: 167,442.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,024.10 : 307,622.55 = 111,596.90 : x
  2. Step 2: Convert to fraction form
    205,024.10/307,622.55 = 111,596.90/x
  3. Step 3: Cross multiply
    205,024.10x = 307,622.55 × 111,596.90
  4. Step 4: Simplify right side
    205,024.10x = 34,329,722,950.10
  5. Step 5: Solve for x
    x = 34,329,722,950.10/205,024.10
  6. Step 6: Final answer
    x = 167,442.38

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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.