Home / 81,313.90-112,198.40-46,853.26

Finding the Fourth Proportional to 81,313.90, 112,198.40 and 46,853.26

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Solution

The fourth proportional to 81,313.90, 112,198.40 and 46,853.26 is: 64,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,313.90 : 112,198.40 = 46,853.26 : x
  2. Step 2: Convert to fraction form
    81,313.90/112,198.40 = 46,853.26/x
  3. Step 3: Cross multiply
    81,313.90x = 112,198.40 × 46,853.26
  4. Step 4: Simplify right side
    81,313.90x = 5,256,860,806.78
  5. Step 5: Solve for x
    x = 5,256,860,806.78/81,313.90
  6. Step 6: Final answer
    x = 64,648.98

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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.