Home / 106,136.92-146,467.80-58,390.30

Finding the Fourth Proportional to 106,136.92, 146,467.80 and 58,390.30

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Solution

The fourth proportional to 106,136.92, 146,467.80 and 58,390.30 is: 80,577.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,136.92 : 146,467.80 = 58,390.30 : x
  2. Step 2: Convert to fraction form
    106,136.92/146,467.80 = 58,390.30/x
  3. Step 3: Cross multiply
    106,136.92x = 146,467.80 × 58,390.30
  4. Step 4: Simplify right side
    106,136.92x = 8,552,298,782.34
  5. Step 5: Solve for x
    x = 8,552,298,782.34/106,136.92
  6. Step 6: Final answer
    x = 80,577.98

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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.