Home / 641,453.34-962,184.18-168,134.64

Finding the Fourth Proportional to 641,453.34, 962,184.18 and 168,134.64

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Solution

The fourth proportional to 641,453.34, 962,184.18 and 168,134.64 is: 252,203.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,453.34 : 962,184.18 = 168,134.64 : x
  2. Step 2: Convert to fraction form
    641,453.34/962,184.18 = 168,134.64/x
  3. Step 3: Cross multiply
    641,453.34x = 962,184.18 × 168,134.64
  4. Step 4: Simplify right side
    641,453.34x = 161,776,490,718.00
  5. Step 5: Solve for x
    x = 161,776,490,718.00/641,453.34
  6. Step 6: Final answer
    x = 252,203.05

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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.