Home / 262,923.21-362,908.37-155,530.58

Finding the Fourth Proportional to 262,923.21, 362,908.37 and 155,530.58

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Solution

The fourth proportional to 262,923.21, 362,908.37 and 155,530.58 is: 214,676.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,923.21 : 362,908.37 = 155,530.58 : x
  2. Step 2: Convert to fraction form
    262,923.21/362,908.37 = 155,530.58/x
  3. Step 3: Cross multiply
    262,923.21x = 362,908.37 × 155,530.58
  4. Step 4: Simplify right side
    262,923.21x = 56,443,346,680.76
  5. Step 5: Solve for x
    x = 56,443,346,680.76/262,923.21
  6. Step 6: Final answer
    x = 214,676.17

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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.