Home / 99,013.41-136,636.07-56,568.33

Finding the Fourth Proportional to 99,013.41, 136,636.07 and 56,568.33

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Solution

The fourth proportional to 99,013.41, 136,636.07 and 56,568.33 is: 78,062.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,013.41 : 136,636.07 = 56,568.33 : x
  2. Step 2: Convert to fraction form
    99,013.41/136,636.07 = 56,568.33/x
  3. Step 3: Cross multiply
    99,013.41x = 136,636.07 × 56,568.33
  4. Step 4: Simplify right side
    99,013.41x = 7,729,274,014.82
  5. Step 5: Solve for x
    x = 7,729,274,014.82/99,013.41
  6. Step 6: Final answer
    x = 78,062.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.