Home / 186,149.68-279,268.26-53,031.85

Finding the Fourth Proportional to 186,149.68, 279,268.26 and 53,031.85

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Solution

The fourth proportional to 186,149.68, 279,268.26 and 53,031.85 is: 79,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,149.68 : 279,268.26 = 53,031.85 : x
  2. Step 2: Convert to fraction form
    186,149.68/279,268.26 = 53,031.85/x
  3. Step 3: Cross multiply
    186,149.68x = 279,268.26 × 53,031.85
  4. Step 4: Simplify right side
    186,149.68x = 14,810,111,577.04
  5. Step 5: Solve for x
    x = 14,810,111,577.04/186,149.68
  6. Step 6: Final answer
    x = 79,560.23

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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.