Home / 193,921.16-290,881.76-60,813.05

Finding the Fourth Proportional to 193,921.16, 290,881.76 and 60,813.05

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Solution

The fourth proportional to 193,921.16, 290,881.76 and 60,813.05 is: 91,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,921.16 : 290,881.76 = 60,813.05 : x
  2. Step 2: Convert to fraction form
    193,921.16/290,881.76 = 60,813.05/x
  3. Step 3: Cross multiply
    193,921.16x = 290,881.76 × 60,813.05
  4. Step 4: Simplify right side
    193,921.16x = 17,689,405,256.49
  5. Step 5: Solve for x
    x = 17,689,405,256.49/193,921.16
  6. Step 6: Final answer
    x = 91,219.57

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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.