Home / 186,384.51-279,537.08-53,229.42

Finding the Fourth Proportional to 186,384.51, 279,537.08 and 53,229.42

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Solution

The fourth proportional to 186,384.51, 279,537.08 and 53,229.42 is: 79,832.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,384.51 : 279,537.08 = 53,229.42 : x
  2. Step 2: Convert to fraction form
    186,384.51/279,537.08 = 53,229.42/x
  3. Step 3: Cross multiply
    186,384.51x = 279,537.08 × 53,229.42
  4. Step 4: Simplify right side
    186,384.51x = 14,879,596,370.75
  5. Step 5: Solve for x
    x = 14,879,596,370.75/186,384.51
  6. Step 6: Final answer
    x = 79,832.79

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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.