Home / 179,515.70-247,745.91-98,957.55

Finding the Fourth Proportional to 179,515.70, 247,745.91 and 98,957.55

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Solution

The fourth proportional to 179,515.70, 247,745.91 and 98,957.55 is: 136,569.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,515.70 : 247,745.91 = 98,957.55 : x
  2. Step 2: Convert to fraction form
    179,515.70/247,745.91 = 98,957.55/x
  3. Step 3: Cross multiply
    179,515.70x = 247,745.91 × 98,957.55
  4. Step 4: Simplify right side
    179,515.70x = 24,516,328,276.12
  5. Step 5: Solve for x
    x = 24,516,328,276.12/179,515.70
  6. Step 6: Final answer
    x = 136,569.27

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1.5x scale

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.