Home / 105,316.86-157,975.30-35,196.17

Finding the Fourth Proportional to 105,316.86, 157,975.30 and 35,196.17

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Solution

The fourth proportional to 105,316.86, 157,975.30 and 35,196.17 is: 52,794.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,316.86 : 157,975.30 = 35,196.17 : x
  2. Step 2: Convert to fraction form
    105,316.86/157,975.30 = 35,196.17/x
  3. Step 3: Cross multiply
    105,316.86x = 157,975.30 × 35,196.17
  4. Step 4: Simplify right side
    105,316.86x = 5,560,125,514.60
  5. Step 5: Solve for x
    x = 5,560,125,514.60/105,316.86
  6. Step 6: Final answer
    x = 52,794.26

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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.