Home / 277,772.12-383,323.74-156,952.52

Finding the Fourth Proportional to 277,772.12, 383,323.74 and 156,952.52

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Solution

The fourth proportional to 277,772.12, 383,323.74 and 156,952.52 is: 216,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,772.12 : 383,323.74 = 156,952.52 : x
  2. Step 2: Convert to fraction form
    277,772.12/383,323.74 = 156,952.52/x
  3. Step 3: Cross multiply
    277,772.12x = 383,323.74 × 156,952.52
  4. Step 4: Simplify right side
    277,772.12x = 60,163,626,968.82
  5. Step 5: Solve for x
    x = 60,163,626,968.82/277,772.12
  6. Step 6: Final answer
    x = 216,593.47

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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.