Home / 186,559.71-279,752.07-68,148.24

Finding the Fourth Proportional to 186,559.71, 279,752.07 and 68,148.24

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Solution

The fourth proportional to 186,559.71, 279,752.07 and 68,148.24 is: 102,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,559.71 : 279,752.07 = 68,148.24 : x
  2. Step 2: Convert to fraction form
    186,559.71/279,752.07 = 68,148.24/x
  3. Step 3: Cross multiply
    186,559.71x = 279,752.07 × 68,148.24
  4. Step 4: Simplify right side
    186,559.71x = 19,064,610,866.12
  5. Step 5: Solve for x
    x = 19,064,610,866.12/186,559.71
  6. Step 6: Final answer
    x = 102,190.40

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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.