Home / 188,410.08-281,388.84-168,814.56

Finding the Fourth Proportional to 188,410.08, 281,388.84 and 168,814.56

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Solution

The fourth proportional to 188,410.08, 281,388.84 and 168,814.56 is: 252,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,410.08 : 281,388.84 = 168,814.56 : x
  2. Step 2: Convert to fraction form
    188,410.08/281,388.84 = 168,814.56/x
  3. Step 3: Cross multiply
    188,410.08x = 281,388.84 × 168,814.56
  4. Step 4: Simplify right side
    188,410.08x = 47,502,533,213.51
  5. Step 5: Solve for x
    x = 47,502,533,213.51/188,410.08
  6. Step 6: Final answer
    x = 252,123.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.