Home / 277,914.40-383,520.24-157,094.80

Finding the Fourth Proportional to 277,914.40, 383,520.24 and 157,094.80

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Solution

The fourth proportional to 277,914.40, 383,520.24 and 157,094.80 is: 216,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,914.40 : 383,520.24 = 157,094.80 : x
  2. Step 2: Convert to fraction form
    277,914.40/383,520.24 = 157,094.80/x
  3. Step 3: Cross multiply
    277,914.40x = 383,520.24 × 157,094.80
  4. Step 4: Simplify right side
    277,914.40x = 60,249,035,398.75
  5. Step 5: Solve for x
    x = 60,249,035,398.75/277,914.40
  6. Step 6: Final answer
    x = 216,789.90

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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.