Home / 165,962.58-229,048.93-101,418.54

Finding the Fourth Proportional to 165,962.58, 229,048.93 and 101,418.54

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Solution

The fourth proportional to 165,962.58, 229,048.93 and 101,418.54 is: 139,970.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,962.58 : 229,048.93 = 101,418.54 : x
  2. Step 2: Convert to fraction form
    165,962.58/229,048.93 = 101,418.54/x
  3. Step 3: Cross multiply
    165,962.58x = 229,048.93 × 101,418.54
  4. Step 4: Simplify right side
    165,962.58x = 23,229,808,069.16
  5. Step 5: Solve for x
    x = 23,229,808,069.16/165,962.58
  6. Step 6: Final answer
    x = 139,970.16

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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.