Home / 277,877.44-383,465.85-157,016.12

Finding the Fourth Proportional to 277,877.44, 383,465.85 and 157,016.12

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Solution

The fourth proportional to 277,877.44, 383,465.85 and 157,016.12 is: 216,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,877.44 : 383,465.85 = 157,016.12 : x
  2. Step 2: Convert to fraction form
    277,877.44/383,465.85 = 157,016.12/x
  3. Step 3: Cross multiply
    277,877.44x = 383,465.85 × 157,016.12
  4. Step 4: Simplify right side
    277,877.44x = 60,210,319,570.36
  5. Step 5: Solve for x
    x = 60,210,319,570.36/277,877.44
  6. Step 6: Final answer
    x = 216,679.41

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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.