Home / 213,904.18-295,187.85-117,114.30

Finding the Fourth Proportional to 213,904.18, 295,187.85 and 117,114.30

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Solution

The fourth proportional to 213,904.18, 295,187.85 and 117,114.30 is: 161,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,904.18 : 295,187.85 = 117,114.30 : x
  2. Step 2: Convert to fraction form
    213,904.18/295,187.85 = 117,114.30/x
  3. Step 3: Cross multiply
    213,904.18x = 295,187.85 × 117,114.30
  4. Step 4: Simplify right side
    213,904.18x = 34,570,717,835.68
  5. Step 5: Solve for x
    x = 34,570,717,835.68/213,904.18
  6. Step 6: Final answer
    x = 161,617.78

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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.