Home / 77,823.33-107,395.60-43,832.34

Finding the Fourth Proportional to 77,823.33, 107,395.60 and 43,832.34

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Solution

The fourth proportional to 77,823.33, 107,395.60 and 43,832.34 is: 60,488.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,823.33 : 107,395.60 = 43,832.34 : x
  2. Step 2: Convert to fraction form
    77,823.33/107,395.60 = 43,832.34/x
  3. Step 3: Cross multiply
    77,823.33x = 107,395.60 × 43,832.34
  4. Step 4: Simplify right side
    77,823.33x = 4,707,400,303.03
  5. Step 5: Solve for x
    x = 4,707,400,303.03/77,823.33
  6. Step 6: Final answer
    x = 60,488.29

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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.