Home / 174,774.48-261,979.92-118,619.17

Finding the Fourth Proportional to 174,774.48, 261,979.92 and 118,619.17

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Solution

The fourth proportional to 174,774.48, 261,979.92 and 118,619.17 is: 177,805.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,774.48 : 261,979.92 = 118,619.17 : x
  2. Step 2: Convert to fraction form
    174,774.48/261,979.92 = 118,619.17/x
  3. Step 3: Cross multiply
    174,774.48x = 261,979.92 × 118,619.17
  4. Step 4: Simplify right side
    174,774.48x = 31,075,840,012.12
  5. Step 5: Solve for x
    x = 31,075,840,012.12/174,774.48
  6. Step 6: Final answer
    x = 177,805.37

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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.