Home / 186,659.65-279,989.43-46,418.28

Finding the Fourth Proportional to 186,659.65, 279,989.43 and 46,418.28

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Solution

The fourth proportional to 186,659.65, 279,989.43 and 46,418.28 is: 69,627.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,659.65 : 279,989.43 = 46,418.28 : x
  2. Step 2: Convert to fraction form
    186,659.65/279,989.43 = 46,418.28/x
  3. Step 3: Cross multiply
    186,659.65x = 279,989.43 × 46,418.28
  4. Step 4: Simplify right side
    186,659.65x = 12,996,627,758.78
  5. Step 5: Solve for x
    x = 12,996,627,758.78/186,659.65
  6. Step 6: Final answer
    x = 69,627.41

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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.