Home / 193,865.95-290,812.74-51,710.41

Finding the Fourth Proportional to 193,865.95, 290,812.74 and 51,710.41

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Solution

The fourth proportional to 193,865.95, 290,812.74 and 51,710.41 is: 77,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,865.95 : 290,812.74 = 51,710.41 : x
  2. Step 2: Convert to fraction form
    193,865.95/290,812.74 = 51,710.41/x
  3. Step 3: Cross multiply
    193,865.95x = 290,812.74 × 51,710.41
  4. Step 4: Simplify right side
    193,865.95x = 15,038,046,018.62
  5. Step 5: Solve for x
    x = 15,038,046,018.62/193,865.95
  6. Step 6: Final answer
    x = 77,569.30

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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.