Home / 212,051.45-292,631.22-116,556.09

Finding the Fourth Proportional to 212,051.45, 292,631.22 and 116,556.09

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Solution

The fourth proportional to 212,051.45, 292,631.22 and 116,556.09 is: 160,847.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,051.45 : 292,631.22 = 116,556.09 : x
  2. Step 2: Convert to fraction form
    212,051.45/292,631.22 = 116,556.09/x
  3. Step 3: Cross multiply
    212,051.45x = 292,631.22 × 116,556.09
  4. Step 4: Simplify right side
    212,051.45x = 34,107,950,815.13
  5. Step 5: Solve for x
    x = 34,107,950,815.13/212,051.45
  6. Step 6: Final answer
    x = 160,847.52

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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.