Home / 186,473.12-279,658.47-51,504.91

Finding the Fourth Proportional to 186,473.12, 279,658.47 and 51,504.91

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Solution

The fourth proportional to 186,473.12, 279,658.47 and 51,504.91 is: 77,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,473.12 : 279,658.47 = 51,504.91 : x
  2. Step 2: Convert to fraction form
    186,473.12/279,658.47 = 51,504.91/x
  3. Step 3: Cross multiply
    186,473.12x = 279,658.47 × 51,504.91
  4. Step 4: Simplify right side
    186,473.12x = 14,403,783,628.94
  5. Step 5: Solve for x
    x = 14,403,783,628.94/186,473.12
  6. Step 6: Final answer
    x = 77,243.22

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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.