Home / 277,084.85-382,369.41-156,225.08

Finding the Fourth Proportional to 277,084.85, 382,369.41 and 156,225.08

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Solution

The fourth proportional to 277,084.85, 382,369.41 and 156,225.08 is: 215,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,084.85 : 382,369.41 = 156,225.08 : x
  2. Step 2: Convert to fraction form
    277,084.85/382,369.41 = 156,225.08/x
  3. Step 3: Cross multiply
    277,084.85x = 382,369.41 × 156,225.08
  4. Step 4: Simplify right side
    277,084.85x = 59,735,691,666.80
  5. Step 5: Solve for x
    x = 59,735,691,666.80/277,084.85
  6. Step 6: Final answer
    x = 215,586.28

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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.