Home / 277,093.60-382,381.47-156,233.86

Finding the Fourth Proportional to 277,093.60, 382,381.47 and 156,233.86

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Solution

The fourth proportional to 277,093.60, 382,381.47 and 156,233.86 is: 215,598.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,093.60 : 382,381.47 = 156,233.86 : x
  2. Step 2: Convert to fraction form
    277,093.60/382,381.47 = 156,233.86/x
  3. Step 3: Cross multiply
    277,093.60x = 382,381.47 × 156,233.86
  4. Step 4: Simplify right side
    277,093.60x = 59,740,933,050.57
  5. Step 5: Solve for x
    x = 59,740,933,050.57/277,093.60
  6. Step 6: Final answer
    x = 215,598.39

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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.