Home / 75,303.38-103,906.86-43,466.34

Finding the Fourth Proportional to 75,303.38, 103,906.86 and 43,466.34

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Solution

The fourth proportional to 75,303.38, 103,906.86 and 43,466.34 is: 59,976.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,303.38 : 103,906.86 = 43,466.34 : x
  2. Step 2: Convert to fraction form
    75,303.38/103,906.86 = 43,466.34/x
  3. Step 3: Cross multiply
    75,303.38x = 103,906.86 × 43,466.34
  4. Step 4: Simplify right side
    75,303.38x = 4,516,450,905.09
  5. Step 5: Solve for x
    x = 4,516,450,905.09/75,303.38
  6. Step 6: Final answer
    x = 59,976.74

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1.5x scale

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.