Home / 262,918.34-362,901.63-155,525.70

Finding the Fourth Proportional to 262,918.34, 362,901.63 and 155,525.70

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Solution

The fourth proportional to 262,918.34, 362,901.63 and 155,525.70 is: 214,669.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,918.34 : 362,901.63 = 155,525.70 : x
  2. Step 2: Convert to fraction form
    262,918.34/362,901.63 = 155,525.70/x
  3. Step 3: Cross multiply
    262,918.34x = 362,901.63 × 155,525.70
  4. Step 4: Simplify right side
    262,918.34x = 56,440,531,980.99
  5. Step 5: Solve for x
    x = 56,440,531,980.99/262,918.34
  6. Step 6: Final answer
    x = 214,669.44

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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.