Home / 196,916.92-295,343.70-70,533.76

Finding the Fourth Proportional to 196,916.92, 295,343.70 and 70,533.76

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Solution

The fourth proportional to 196,916.92, 295,343.70 and 70,533.76 is: 105,789.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,916.92 : 295,343.70 = 70,533.76 : x
  2. Step 2: Convert to fraction form
    196,916.92/295,343.70 = 70,533.76/x
  3. Step 3: Cross multiply
    196,916.92x = 295,343.70 × 70,533.76
  4. Step 4: Simplify right side
    196,916.92x = 20,831,701,653.31
  5. Step 5: Solve for x
    x = 20,831,701,653.31/196,916.92
  6. Step 6: Final answer
    x = 105,789.29

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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.