Home / 668,161.50-1,002,300.66-169,525.50

Finding the Fourth Proportional to 668,161.50, 1,002,300.66 and 169,525.50

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Solution

The fourth proportional to 668,161.50, 1,002,300.66 and 169,525.50 is: 254,303.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,161.50 : 1,002,300.66 = 169,525.50 : x
  2. Step 2: Convert to fraction form
    668,161.50/1,002,300.66 = 169,525.50/x
  3. Step 3: Cross multiply
    668,161.50x = 1,002,300.66 × 169,525.50
  4. Step 4: Simplify right side
    668,161.50x = 169,915,520,536.83
  5. Step 5: Solve for x
    x = 169,915,520,536.83/668,161.50
  6. Step 6: Final answer
    x = 254,303.07

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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.