Home / 61,698.06-85,143.48-33,403.80

Finding the Fourth Proportional to 61,698.06, 85,143.48 and 33,403.80

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Solution

The fourth proportional to 61,698.06, 85,143.48 and 33,403.80 is: 46,097.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,698.06 : 85,143.48 = 33,403.80 : x
  2. Step 2: Convert to fraction form
    61,698.06/85,143.48 = 33,403.80/x
  3. Step 3: Cross multiply
    61,698.06x = 85,143.48 × 33,403.80
  4. Step 4: Simplify right side
    61,698.06x = 2,844,115,777.22
  5. Step 5: Solve for x
    x = 2,844,115,777.22/61,698.06
  6. Step 6: Final answer
    x = 46,097.33

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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.