Home / 308,972.10-463,112.55-175,916.10

Finding the Fourth Proportional to 308,972.10, 463,112.55 and 175,916.10

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Solution

The fourth proportional to 308,972.10, 463,112.55 and 175,916.10 is: 263,677.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,972.10 : 463,112.55 = 175,916.10 : x
  2. Step 2: Convert to fraction form
    308,972.10/463,112.55 = 175,916.10/x
  3. Step 3: Cross multiply
    308,972.10x = 463,112.55 × 175,916.10
  4. Step 4: Simplify right side
    308,972.10x = 81,468,953,657.06
  5. Step 5: Solve for x
    x = 81,468,953,657.06/308,972.10
  6. Step 6: Final answer
    x = 263,677.38

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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.