Home / 212,916.04-293,844.84-159,107.60

Finding the Fourth Proportional to 212,916.04, 293,844.84 and 159,107.60

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Solution

The fourth proportional to 212,916.04, 293,844.84 and 159,107.60 is: 219,583.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,916.04 : 293,844.84 = 159,107.60 : x
  2. Step 2: Convert to fraction form
    212,916.04/293,844.84 = 159,107.60/x
  3. Step 3: Cross multiply
    212,916.04x = 293,844.84 × 159,107.60
  4. Step 4: Simplify right side
    212,916.04x = 46,752,947,264.78
  5. Step 5: Solve for x
    x = 46,752,947,264.78/212,916.04
  6. Step 6: Final answer
    x = 219,583.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.