Home / 186,579.90-279,869.63-46,338.53

Finding the Fourth Proportional to 186,579.90, 279,869.63 and 46,338.53

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Solution

The fourth proportional to 186,579.90, 279,869.63 and 46,338.53 is: 69,507.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,579.90 : 279,869.63 = 46,338.53 : x
  2. Step 2: Convert to fraction form
    186,579.90/279,869.63 = 46,338.53/x
  3. Step 3: Cross multiply
    186,579.90x = 279,869.63 × 46,338.53
  4. Step 4: Simplify right side
    186,579.90x = 12,968,745,614.80
  5. Step 5: Solve for x
    x = 12,968,745,614.80/186,579.90
  6. Step 6: Final answer
    x = 69,507.73

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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.