Home / 252,239.13-348,029.46-143,319.51

Finding the Fourth Proportional to 252,239.13, 348,029.46 and 143,319.51

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Solution

The fourth proportional to 252,239.13, 348,029.46 and 143,319.51 is: 197,746.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,239.13 : 348,029.46 = 143,319.51 : x
  2. Step 2: Convert to fraction form
    252,239.13/348,029.46 = 143,319.51/x
  3. Step 3: Cross multiply
    252,239.13x = 348,029.46 × 143,319.51
  4. Step 4: Simplify right side
    252,239.13x = 49,879,411,672.76
  5. Step 5: Solve for x
    x = 49,879,411,672.76/252,239.13
  6. Step 6: Final answer
    x = 197,746.53

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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.