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Finding the Fourth Proportional to 223,124.80, 334,383.12 and 123,136

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Solution

The fourth proportional to 223,124.80, 334,383.12 and 123,136 is: 184,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,124.80 : 334,383.12 = 123,136 : x
  2. Step 2: Convert to fraction form
    223,124.80/334,383.12 = 123,136/x
  3. Step 3: Cross multiply
    223,124.80x = 334,383.12 × 123,136
  4. Step 4: Simplify right side
    223,124.80x = 41,174,599,864.32
  5. Step 5: Solve for x
    x = 41,174,599,864.32/223,124.80
  6. Step 6: Final answer
    x = 184,536.19

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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.