Home / 284,495.06-426,806.14-107,003.60

Finding the Fourth Proportional to 284,495.06, 426,806.14 and 107,003.60

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Solution

The fourth proportional to 284,495.06, 426,806.14 and 107,003.60 is: 160,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,495.06 : 426,806.14 = 107,003.60 : x
  2. Step 2: Convert to fraction form
    284,495.06/426,806.14 = 107,003.60/x
  3. Step 3: Cross multiply
    284,495.06x = 426,806.14 × 107,003.60
  4. Step 4: Simplify right side
    284,495.06x = 45,669,793,482.10
  5. Step 5: Solve for x
    x = 45,669,793,482.10/284,495.06
  6. Step 6: Final answer
    x = 160,529.30

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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.