Home / 319,743.37-441,248.91-176,500.33

Finding the Fourth Proportional to 319,743.37, 441,248.91 and 176,500.33

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Solution

The fourth proportional to 319,743.37, 441,248.91 and 176,500.33 is: 243,572.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,743.37 : 441,248.91 = 176,500.33 : x
  2. Step 2: Convert to fraction form
    319,743.37/441,248.91 = 176,500.33/x
  3. Step 3: Cross multiply
    319,743.37x = 441,248.91 × 176,500.33
  4. Step 4: Simplify right side
    319,743.37x = 77,880,578,227.14
  5. Step 5: Solve for x
    x = 77,880,578,227.14/319,743.37
  6. Step 6: Final answer
    x = 243,572.14

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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.