Home / 53,243.21-79,883.64-23,658.36

Finding the Fourth Proportional to 53,243.21, 79,883.64 and 23,658.36

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Solution

The fourth proportional to 53,243.21, 79,883.64 and 23,658.36 is: 35,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,243.21 : 79,883.64 = 23,658.36 : x
  2. Step 2: Convert to fraction form
    53,243.21/79,883.64 = 23,658.36/x
  3. Step 3: Cross multiply
    53,243.21x = 79,883.64 × 23,658.36
  4. Step 4: Simplify right side
    53,243.21x = 1,889,915,913.23
  5. Step 5: Solve for x
    x = 1,889,915,913.23/53,243.21
  6. Step 6: Final answer
    x = 35,495.91

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1.5x scale

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.