Home / 146,979.54-220,468.84-40,363.60

Finding the Fourth Proportional to 146,979.54, 220,468.84 and 40,363.60

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Solution

The fourth proportional to 146,979.54, 220,468.84 and 40,363.60 is: 60,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,979.54 : 220,468.84 = 40,363.60 : x
  2. Step 2: Convert to fraction form
    146,979.54/220,468.84 = 40,363.60/x
  3. Step 3: Cross multiply
    146,979.54x = 220,468.84 × 40,363.60
  4. Step 4: Simplify right side
    146,979.54x = 8,898,916,070.22
  5. Step 5: Solve for x
    x = 8,898,916,070.22/146,979.54
  6. Step 6: Final answer
    x = 60,545.27

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1.5x scale

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.