Home / 161,535.64-222,885.40-97,861.14

Finding the Fourth Proportional to 161,535.64, 222,885.40 and 97,861.14

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Solution

The fourth proportional to 161,535.64, 222,885.40 and 97,861.14 is: 135,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,535.64 : 222,885.40 = 97,861.14 : x
  2. Step 2: Convert to fraction form
    161,535.64/222,885.40 = 97,861.14/x
  3. Step 3: Cross multiply
    161,535.64x = 222,885.40 × 97,861.14
  4. Step 4: Simplify right side
    161,535.64x = 21,811,819,333.36
  5. Step 5: Solve for x
    x = 21,811,819,333.36/161,535.64
  6. Step 6: Final answer
    x = 135,027.91

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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.