Home / 352,193.40-528,095.70-115,414.20

Finding the Fourth Proportional to 352,193.40, 528,095.70 and 115,414.20

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Solution

The fourth proportional to 352,193.40, 528,095.70 and 115,414.20 is: 173,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,193.40 : 528,095.70 = 115,414.20 : x
  2. Step 2: Convert to fraction form
    352,193.40/528,095.70 = 115,414.20/x
  3. Step 3: Cross multiply
    352,193.40x = 528,095.70 × 115,414.20
  4. Step 4: Simplify right side
    352,193.40x = 60,949,742,738.94
  5. Step 5: Solve for x
    x = 60,949,742,738.94/352,193.40
  6. Step 6: Final answer
    x = 173,057.59

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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.