Home / 186,664.02-279,969.84-53,555.64

Finding the Fourth Proportional to 186,664.02, 279,969.84 and 53,555.64

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Solution

The fourth proportional to 186,664.02, 279,969.84 and 53,555.64 is: 80,325.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,664.02 : 279,969.84 = 53,555.64 : x
  2. Step 2: Convert to fraction form
    186,664.02/279,969.84 = 53,555.64/x
  3. Step 3: Cross multiply
    186,664.02x = 279,969.84 × 53,555.64
  4. Step 4: Simplify right side
    186,664.02x = 14,993,963,961.90
  5. Step 5: Solve for x
    x = 14,993,963,961.90/186,664.02
  6. Step 6: Final answer
    x = 80,325.95

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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.