Home / 277,533.09-383,069.61-156,745.08

Finding the Fourth Proportional to 277,533.09, 383,069.61 and 156,745.08

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Solution

The fourth proportional to 277,533.09, 383,069.61 and 156,745.08 is: 216,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,533.09 : 383,069.61 = 156,745.08 : x
  2. Step 2: Convert to fraction form
    277,533.09/383,069.61 = 156,745.08/x
  3. Step 3: Cross multiply
    277,533.09x = 383,069.61 × 156,745.08
  4. Step 4: Simplify right side
    277,533.09x = 60,044,276,665.02
  5. Step 5: Solve for x
    x = 60,044,276,665.02/277,533.09
  6. Step 6: Final answer
    x = 216,349.97

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1.5x scale

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.