Home / 348,799.68-523,510.56-161,916.48

Finding the Fourth Proportional to 348,799.68, 523,510.56 and 161,916.48

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Solution

The fourth proportional to 348,799.68, 523,510.56 and 161,916.48 is: 243,019.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,799.68 : 523,510.56 = 161,916.48 : x
  2. Step 2: Convert to fraction form
    348,799.68/523,510.56 = 161,916.48/x
  3. Step 3: Cross multiply
    348,799.68x = 523,510.56 × 161,916.48
  4. Step 4: Simplify right side
    348,799.68x = 84,764,987,118.03
  5. Step 5: Solve for x
    x = 84,764,987,118.03/348,799.68
  6. Step 6: Final answer
    x = 243,019.11

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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.