Home / 277,917.65-383,378.45-169,055.27

Finding the Fourth Proportional to 277,917.65, 383,378.45 and 169,055.27

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Solution

The fourth proportional to 277,917.65, 383,378.45 and 169,055.27 is: 233,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,917.65 : 383,378.45 = 169,055.27 : x
  2. Step 2: Convert to fraction form
    277,917.65/383,378.45 = 169,055.27/x
  3. Step 3: Cross multiply
    277,917.65x = 383,378.45 × 169,055.27
  4. Step 4: Simplify right side
    277,917.65x = 64,812,148,758.02
  5. Step 5: Solve for x
    x = 64,812,148,758.02/277,917.65
  6. Step 6: Final answer
    x = 233,206.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.