Home / 163,377.06-244,710.70-78,960.18

Finding the Fourth Proportional to 163,377.06, 244,710.70 and 78,960.18

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Solution

The fourth proportional to 163,377.06, 244,710.70 and 78,960.18 is: 118,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,377.06 : 244,710.70 = 78,960.18 : x
  2. Step 2: Convert to fraction form
    163,377.06/244,710.70 = 78,960.18/x
  3. Step 3: Cross multiply
    163,377.06x = 244,710.70 × 78,960.18
  4. Step 4: Simplify right side
    163,377.06x = 19,322,400,263.69
  5. Step 5: Solve for x
    x = 19,322,400,263.69/163,377.06
  6. Step 6: Final answer
    x = 118,268.75

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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.