Home / 193,873.15-290,856.12-93,916.50

Finding the Fourth Proportional to 193,873.15, 290,856.12 and 93,916.50

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Solution

The fourth proportional to 193,873.15, 290,856.12 and 93,916.50 is: 140,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,873.15 : 290,856.12 = 93,916.50 : x
  2. Step 2: Convert to fraction form
    193,873.15/290,856.12 = 93,916.50/x
  3. Step 3: Cross multiply
    193,873.15x = 290,856.12 × 93,916.50
  4. Step 4: Simplify right side
    193,873.15x = 27,316,188,793.98
  5. Step 5: Solve for x
    x = 27,316,188,793.98/193,873.15
  6. Step 6: Final answer
    x = 140,897.22

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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.