Home / 277,360.32-382,735.46-156,531

Finding the Fourth Proportional to 277,360.32, 382,735.46 and 156,531

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Solution

The fourth proportional to 277,360.32, 382,735.46 and 156,531 is: 216,000.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,360.32 : 382,735.46 = 156,531 : x
  2. Step 2: Convert to fraction form
    277,360.32/382,735.46 = 156,531/x
  3. Step 3: Cross multiply
    277,360.32x = 382,735.46 × 156,531
  4. Step 4: Simplify right side
    277,360.32x = 59,909,964,289.26
  5. Step 5: Solve for x
    x = 59,909,964,289.26/277,360.32
  6. Step 6: Final answer
    x = 216,000.49

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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.