Home / 132,984.01-199,582.31-68,960.35

Finding the Fourth Proportional to 132,984.01, 199,582.31 and 68,960.35

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Solution

The fourth proportional to 132,984.01, 199,582.31 and 68,960.35 is: 103,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,984.01 : 199,582.31 = 68,960.35 : x
  2. Step 2: Convert to fraction form
    132,984.01/199,582.31 = 68,960.35/x
  3. Step 3: Cross multiply
    132,984.01x = 199,582.31 × 68,960.35
  4. Step 4: Simplify right side
    132,984.01x = 13,763,264,953.50
  5. Step 5: Solve for x
    x = 13,763,264,953.50/132,984.01
  6. Step 6: Final answer
    x = 103,495.64

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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.