Home / 186,354.23-279,533.77-53,238.83

Finding the Fourth Proportional to 186,354.23, 279,533.77 and 53,238.83

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Solution

The fourth proportional to 186,354.23, 279,533.77 and 53,238.83 is: 79,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,354.23 : 279,533.77 = 53,238.83 : x
  2. Step 2: Convert to fraction form
    186,354.23/279,533.77 = 53,238.83/x
  3. Step 3: Cross multiply
    186,354.23x = 279,533.77 × 53,238.83
  4. Step 4: Simplify right side
    186,354.23x = 14,882,049,329.52
  5. Step 5: Solve for x
    x = 14,882,049,329.52/186,354.23
  6. Step 6: Final answer
    x = 79,858.93

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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.