Home / 193,721.49-290,594.54-51,564.45

Finding the Fourth Proportional to 193,721.49, 290,594.54 and 51,564.45

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Solution

The fourth proportional to 193,721.49, 290,594.54 and 51,564.45 is: 77,349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,721.49 : 290,594.54 = 51,564.45 : x
  2. Step 2: Convert to fraction form
    193,721.49/290,594.54 = 51,564.45/x
  3. Step 3: Cross multiply
    193,721.49x = 290,594.54 × 51,564.45
  4. Step 4: Simplify right side
    193,721.49x = 14,984,347,628.10
  5. Step 5: Solve for x
    x = 14,984,347,628.10/193,721.49
  6. Step 6: Final answer
    x = 77,349.95

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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.