Home / 277,084.85-382,369.42-156,225.07

Finding the Fourth Proportional to 277,084.85, 382,369.42 and 156,225.07

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Solution

The fourth proportional to 277,084.85, 382,369.42 and 156,225.07 is: 215,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,084.85 : 382,369.42 = 156,225.07 : x
  2. Step 2: Convert to fraction form
    277,084.85/382,369.42 = 156,225.07/x
  3. Step 3: Cross multiply
    277,084.85x = 382,369.42 × 156,225.07
  4. Step 4: Simplify right side
    277,084.85x = 59,735,689,405.36
  5. Step 5: Solve for x
    x = 59,735,689,405.36/277,084.85
  6. Step 6: Final answer
    x = 215,586.27

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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.