Home / 262,981.80-362,914.02-149,823.72

Finding the Fourth Proportional to 262,981.80, 362,914.02 and 149,823.72

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Solution

The fourth proportional to 262,981.80, 362,914.02 and 149,823.72 is: 206,756.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,981.80 : 362,914.02 = 149,823.72 : x
  2. Step 2: Convert to fraction form
    262,981.80/362,914.02 = 149,823.72/x
  3. Step 3: Cross multiply
    262,981.80x = 362,914.02 × 149,823.72
  4. Step 4: Simplify right side
    262,981.80x = 54,373,128,516.55
  5. Step 5: Solve for x
    x = 54,373,128,516.55/262,981.80
  6. Step 6: Final answer
    x = 206,756.24

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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.