Home / 193,856.12-290,784.28-60,746.79

Finding the Fourth Proportional to 193,856.12, 290,784.28 and 60,746.79

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Solution

The fourth proportional to 193,856.12, 290,784.28 and 60,746.79 is: 91,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,856.12 : 290,784.28 = 60,746.79 : x
  2. Step 2: Convert to fraction form
    193,856.12/290,784.28 = 60,746.79/x
  3. Step 3: Cross multiply
    193,856.12x = 290,784.28 × 60,746.79
  4. Step 4: Simplify right side
    193,856.12x = 17,664,212,644.94
  5. Step 5: Solve for x
    x = 17,664,212,644.94/193,856.12
  6. Step 6: Final answer
    x = 91,120.22

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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.