Home / 100,823.26-151,223.37-26,957.02

Finding the Fourth Proportional to 100,823.26, 151,223.37 and 26,957.02

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Solution

The fourth proportional to 100,823.26, 151,223.37 and 26,957.02 is: 40,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,823.26 : 151,223.37 = 26,957.02 : x
  2. Step 2: Convert to fraction form
    100,823.26/151,223.37 = 26,957.02/x
  3. Step 3: Cross multiply
    100,823.26x = 151,223.37 × 26,957.02
  4. Step 4: Simplify right side
    100,823.26x = 4,076,531,409.56
  5. Step 5: Solve for x
    x = 4,076,531,409.56/100,823.26
  6. Step 6: Final answer
    x = 40,432.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.