Home / 161,045.66-222,263.51-97,383.91

Finding the Fourth Proportional to 161,045.66, 222,263.51 and 97,383.91

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Solution

The fourth proportional to 161,045.66, 222,263.51 and 97,383.91 is: 134,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,045.66 : 222,263.51 = 97,383.91 : x
  2. Step 2: Convert to fraction form
    161,045.66/222,263.51 = 97,383.91/x
  3. Step 3: Cross multiply
    161,045.66x = 222,263.51 × 97,383.91
  4. Step 4: Simplify right side
    161,045.66x = 21,644,889,654.12
  5. Step 5: Solve for x
    x = 21,644,889,654.12/161,045.66
  6. Step 6: Final answer
    x = 134,402.19

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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.