Home / 214,033.16-295,362.78-123,389.30

Finding the Fourth Proportional to 214,033.16, 295,362.78 and 123,389.30

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Solution

The fourth proportional to 214,033.16, 295,362.78 and 123,389.30 is: 170,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,033.16 : 295,362.78 = 123,389.30 : x
  2. Step 2: Convert to fraction form
    214,033.16/295,362.78 = 123,389.30/x
  3. Step 3: Cross multiply
    214,033.16x = 295,362.78 × 123,389.30
  4. Step 4: Simplify right side
    214,033.16x = 36,444,606,670.25
  5. Step 5: Solve for x
    x = 36,444,606,670.25/214,033.16
  6. Step 6: Final answer
    x = 170,275.52

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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.