Home / 117,316.50-161,297.30-104,447.22

Finding the Fourth Proportional to 117,316.50, 161,297.30 and 104,447.22

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Solution

The fourth proportional to 117,316.50, 161,297.30 and 104,447.22 is: 143,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,316.50 : 161,297.30 = 104,447.22 : x
  2. Step 2: Convert to fraction form
    117,316.50/161,297.30 = 104,447.22/x
  3. Step 3: Cross multiply
    117,316.50x = 161,297.30 × 104,447.22
  4. Step 4: Simplify right side
    117,316.50x = 16,847,054,578.51
  5. Step 5: Solve for x
    x = 16,847,054,578.51/117,316.50
  6. Step 6: Final answer
    x = 143,603.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.