Home / 248,737.69-343,313.27-158,075.88

Finding the Fourth Proportional to 248,737.69, 343,313.27 and 158,075.88

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Solution

The fourth proportional to 248,737.69, 343,313.27 and 158,075.88 is: 218,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,737.69 : 343,313.27 = 158,075.88 : x
  2. Step 2: Convert to fraction form
    248,737.69/343,313.27 = 158,075.88/x
  3. Step 3: Cross multiply
    248,737.69x = 343,313.27 × 158,075.88
  4. Step 4: Simplify right side
    248,737.69x = 54,269,547,270.93
  5. Step 5: Solve for x
    x = 54,269,547,270.93/248,737.69
  6. Step 6: Final answer
    x = 218,179.83

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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.