Home / 65,815.02-90,824.74-35,600.33

Finding the Fourth Proportional to 65,815.02, 90,824.74 and 35,600.33

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Solution

The fourth proportional to 65,815.02, 90,824.74 and 35,600.33 is: 49,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,815.02 : 90,824.74 = 35,600.33 : x
  2. Step 2: Convert to fraction form
    65,815.02/90,824.74 = 35,600.33/x
  3. Step 3: Cross multiply
    65,815.02x = 90,824.74 × 35,600.33
  4. Step 4: Simplify right side
    65,815.02x = 3,233,390,716.16
  5. Step 5: Solve for x
    x = 3,233,390,716.16/65,815.02
  6. Step 6: Final answer
    x = 49,128.46

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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.