Home / 100,823.76-151,224.12-26,957.52

Finding the Fourth Proportional to 100,823.76, 151,224.12 and 26,957.52

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Solution

The fourth proportional to 100,823.76, 151,224.12 and 26,957.52 is: 40,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,823.76 : 151,224.12 = 26,957.52 : x
  2. Step 2: Convert to fraction form
    100,823.76/151,224.12 = 26,957.52/x
  3. Step 3: Cross multiply
    100,823.76x = 151,224.12 × 26,957.52
  4. Step 4: Simplify right side
    100,823.76x = 4,076,627,239.38
  5. Step 5: Solve for x
    x = 4,076,627,239.38/100,823.76
  6. Step 6: Final answer
    x = 40,433.20

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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.