Home / 194,971.26-269,061.02-105,547.26

Finding the Fourth Proportional to 194,971.26, 269,061.02 and 105,547.26

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Solution

The fourth proportional to 194,971.26, 269,061.02 and 105,547.26 is: 145,655.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,971.26 : 269,061.02 = 105,547.26 : x
  2. Step 2: Convert to fraction form
    194,971.26/269,061.02 = 105,547.26/x
  3. Step 3: Cross multiply
    194,971.26x = 269,061.02 × 105,547.26
  4. Step 4: Simplify right side
    194,971.26x = 28,398,653,433.81
  5. Step 5: Solve for x
    x = 28,398,653,433.81/194,971.26
  6. Step 6: Final answer
    x = 145,655.59

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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.