Home / 85,296.41-117,708.69-47,058.37

Finding the Fourth Proportional to 85,296.41, 117,708.69 and 47,058.37

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Solution

The fourth proportional to 85,296.41, 117,708.69 and 47,058.37 is: 64,940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,296.41 : 117,708.69 = 47,058.37 : x
  2. Step 2: Convert to fraction form
    85,296.41/117,708.69 = 47,058.37/x
  3. Step 3: Cross multiply
    85,296.41x = 117,708.69 × 47,058.37
  4. Step 4: Simplify right side
    85,296.41x = 5,539,178,968.43
  5. Step 5: Solve for x
    x = 5,539,178,968.43/85,296.41
  6. Step 6: Final answer
    x = 64,940.35

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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.