Home / 214,211.51-295,544.33-123,555.32

Finding the Fourth Proportional to 214,211.51, 295,544.33 and 123,555.32

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Solution

The fourth proportional to 214,211.51, 295,544.33 and 123,555.32 is: 170,467.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,211.51 : 295,544.33 = 123,555.32 : x
  2. Step 2: Convert to fraction form
    214,211.51/295,544.33 = 123,555.32/x
  3. Step 3: Cross multiply
    214,211.51x = 295,544.33 × 123,555.32
  4. Step 4: Simplify right side
    214,211.51x = 36,516,073,743.46
  5. Step 5: Solve for x
    x = 36,516,073,743.46/214,211.51
  6. Step 6: Final answer
    x = 170,467.38

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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.