Home / 196,840.85-295,262.69-84,426.21

Finding the Fourth Proportional to 196,840.85, 295,262.69 and 84,426.21

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Solution

The fourth proportional to 196,840.85, 295,262.69 and 84,426.21 is: 126,639.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,840.85 : 295,262.69 = 84,426.21 : x
  2. Step 2: Convert to fraction form
    196,840.85/295,262.69 = 84,426.21/x
  3. Step 3: Cross multiply
    196,840.85x = 295,262.69 × 84,426.21
  4. Step 4: Simplify right side
    196,840.85x = 24,927,909,448.97
  5. Step 5: Solve for x
    x = 24,927,909,448.97/196,840.85
  6. Step 6: Final answer
    x = 126,639.92

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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.