Home / 219,249.16-302,452.36-133,185.32

Finding the Fourth Proportional to 219,249.16, 302,452.36 and 133,185.32

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Solution

The fourth proportional to 219,249.16, 302,452.36 and 133,185.32 is: 183,728.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,249.16 : 302,452.36 = 133,185.32 : x
  2. Step 2: Convert to fraction form
    219,249.16/302,452.36 = 133,185.32/x
  3. Step 3: Cross multiply
    219,249.16x = 302,452.36 × 133,185.32
  4. Step 4: Simplify right side
    219,249.16x = 40,282,214,351.36
  5. Step 5: Solve for x
    x = 40,282,214,351.36/219,249.16
  6. Step 6: Final answer
    x = 183,728.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.