Home / 213,929.22-295,211.09-117,114.51

Finding the Fourth Proportional to 213,929.22, 295,211.09 and 117,114.51

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Solution

The fourth proportional to 213,929.22, 295,211.09 and 117,114.51 is: 161,611.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,929.22 : 295,211.09 = 117,114.51 : x
  2. Step 2: Convert to fraction form
    213,929.22/295,211.09 = 117,114.51/x
  3. Step 3: Cross multiply
    213,929.22x = 295,211.09 × 117,114.51
  4. Step 4: Simplify right side
    213,929.22x = 34,573,502,151.92
  5. Step 5: Solve for x
    x = 34,573,502,151.92/213,929.22
  6. Step 6: Final answer
    x = 161,611.87

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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.