Home / 191,236.36-286,554.82-120,967.24

Finding the Fourth Proportional to 191,236.36, 286,554.82 and 120,967.24

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Solution

The fourth proportional to 191,236.36, 286,554.82 and 120,967.24 is: 181,261.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,236.36 : 286,554.82 = 120,967.24 : x
  2. Step 2: Convert to fraction form
    191,236.36/286,554.82 = 120,967.24/x
  3. Step 3: Cross multiply
    191,236.36x = 286,554.82 × 120,967.24
  4. Step 4: Simplify right side
    191,236.36x = 34,663,745,684.10
  5. Step 5: Solve for x
    x = 34,663,745,684.10/191,236.36
  6. Step 6: Final answer
    x = 181,261.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.