Home / 100,271.36-150,440.54-32,806.49

Finding the Fourth Proportional to 100,271.36, 150,440.54 and 32,806.49

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Solution

The fourth proportional to 100,271.36, 150,440.54 and 32,806.49 is: 49,220.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,271.36 : 150,440.54 = 32,806.49 : x
  2. Step 2: Convert to fraction form
    100,271.36/150,440.54 = 32,806.49/x
  3. Step 3: Cross multiply
    100,271.36x = 150,440.54 × 32,806.49
  4. Step 4: Simplify right side
    100,271.36x = 4,935,426,071.10
  5. Step 5: Solve for x
    x = 4,935,426,071.10/100,271.36
  6. Step 6: Final answer
    x = 49,220.70

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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.