Home / 277,068.44-382,331.40-156,239.53

Finding the Fourth Proportional to 277,068.44, 382,331.40 and 156,239.53

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Solution

The fourth proportional to 277,068.44, 382,331.40 and 156,239.53 is: 215,597.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,068.44 : 382,331.40 = 156,239.53 : x
  2. Step 2: Convert to fraction form
    277,068.44/382,331.40 = 156,239.53/x
  3. Step 3: Cross multiply
    277,068.44x = 382,331.40 × 156,239.53
  4. Step 4: Simplify right side
    277,068.44x = 59,735,276,328.59
  5. Step 5: Solve for x
    x = 59,735,276,328.59/277,068.44
  6. Step 6: Final answer
    x = 215,597.55

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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.