Home / 161,019.54-222,174.63-97,361.10

Finding the Fourth Proportional to 161,019.54, 222,174.63 and 97,361.10

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Solution

The fourth proportional to 161,019.54, 222,174.63 and 97,361.10 is: 134,338.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,019.54 : 222,174.63 = 97,361.10 : x
  2. Step 2: Convert to fraction form
    161,019.54/222,174.63 = 97,361.10/x
  3. Step 3: Cross multiply
    161,019.54x = 222,174.63 × 97,361.10
  4. Step 4: Simplify right side
    161,019.54x = 21,631,166,368.89
  5. Step 5: Solve for x
    x = 21,631,166,368.89/161,019.54
  6. Step 6: Final answer
    x = 134,338.77

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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.