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Finding the Fourth Proportional to 194,667.68, 291,999.68 and 61,547.93

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Solution

The fourth proportional to 194,667.68, 291,999.68 and 61,547.93 is: 92,321.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,667.68 : 291,999.68 = 61,547.93 : x
  2. Step 2: Convert to fraction form
    194,667.68/291,999.68 = 61,547.93/x
  3. Step 3: Cross multiply
    194,667.68x = 291,999.68 × 61,547.93
  4. Step 4: Simplify right side
    194,667.68x = 17,971,975,556.92
  5. Step 5: Solve for x
    x = 17,971,975,556.92/194,667.68
  6. Step 6: Final answer
    x = 92,321.31

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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.