Home / 343,177.36-514,590.51-143,443.24

Finding the Fourth Proportional to 343,177.36, 514,590.51 and 143,443.24

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Solution

The fourth proportional to 343,177.36, 514,590.51 and 143,443.24 is: 215,091.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,177.36 : 514,590.51 = 143,443.24 : x
  2. Step 2: Convert to fraction form
    343,177.36/514,590.51 = 143,443.24/x
  3. Step 3: Cross multiply
    343,177.36x = 514,590.51 × 143,443.24
  4. Step 4: Simplify right side
    343,177.36x = 73,814,530,027.65
  5. Step 5: Solve for x
    x = 73,814,530,027.65/343,177.36
  6. Step 6: Final answer
    x = 215,091.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.