Home / 161,190.46-222,463.29-97,528.78

Finding the Fourth Proportional to 161,190.46, 222,463.29 and 97,528.78

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Solution

The fourth proportional to 161,190.46, 222,463.29 and 97,528.78 is: 134,602.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,190.46 : 222,463.29 = 97,528.78 : x
  2. Step 2: Convert to fraction form
    161,190.46/222,463.29 = 97,528.78/x
  3. Step 3: Cross multiply
    161,190.46x = 222,463.29 × 97,528.78
  4. Step 4: Simplify right side
    161,190.46x = 21,696,573,268.49
  5. Step 5: Solve for x
    x = 21,696,573,268.49/161,190.46
  6. Step 6: Final answer
    x = 134,602.09

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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.