Home / 186,090.08-279,193.20-61,518.56

Finding the Fourth Proportional to 186,090.08, 279,193.20 and 61,518.56

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Solution

The fourth proportional to 186,090.08, 279,193.20 and 61,518.56 is: 92,297.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,090.08 : 279,193.20 = 61,518.56 : x
  2. Step 2: Convert to fraction form
    186,090.08/279,193.20 = 61,518.56/x
  3. Step 3: Cross multiply
    186,090.08x = 279,193.20 × 61,518.56
  4. Step 4: Simplify right side
    186,090.08x = 17,175,563,625.79
  5. Step 5: Solve for x
    x = 17,175,563,625.79/186,090.08
  6. Step 6: Final answer
    x = 92,297.04

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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.