Home / 186,266.63-279,447.09-53,147.34

Finding the Fourth Proportional to 186,266.63, 279,447.09 and 53,147.34

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Solution

The fourth proportional to 186,266.63, 279,447.09 and 53,147.34 is: 79,734.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,266.63 : 279,447.09 = 53,147.34 : x
  2. Step 2: Convert to fraction form
    186,266.63/279,447.09 = 53,147.34/x
  3. Step 3: Cross multiply
    186,266.63x = 279,447.09 × 53,147.34
  4. Step 4: Simplify right side
    186,266.63x = 14,851,869,504.24
  5. Step 5: Solve for x
    x = 14,851,869,504.24/186,266.63
  6. Step 6: Final answer
    x = 79,734.46

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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.