Home / 277,023.67-382,269.74-156,194.66

Finding the Fourth Proportional to 277,023.67, 382,269.74 and 156,194.66

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Solution

The fourth proportional to 277,023.67, 382,269.74 and 156,194.66 is: 215,535.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,023.67 : 382,269.74 = 156,194.66 : x
  2. Step 2: Convert to fraction form
    277,023.67/382,269.74 = 156,194.66/x
  3. Step 3: Cross multiply
    277,023.67x = 382,269.74 × 156,194.66
  4. Step 4: Simplify right side
    277,023.67x = 59,708,492,242.29
  5. Step 5: Solve for x
    x = 59,708,492,242.29/277,023.67
  6. Step 6: Final answer
    x = 215,535.71

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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.