Home / 163,028.16-244,491.72-78,735.92

Finding the Fourth Proportional to 163,028.16, 244,491.72 and 78,735.92

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Solution

The fourth proportional to 163,028.16, 244,491.72 and 78,735.92 is: 118,079.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,028.16 : 244,491.72 = 78,735.92 : x
  2. Step 2: Convert to fraction form
    163,028.16/244,491.72 = 78,735.92/x
  3. Step 3: Cross multiply
    163,028.16x = 244,491.72 × 78,735.92
  4. Step 4: Simplify right side
    163,028.16x = 19,250,280,506.58
  5. Step 5: Solve for x
    x = 19,250,280,506.58/163,028.16
  6. Step 6: Final answer
    x = 118,079.48

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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.