Home / 352,042.10-528,063.15-162,502.10

Finding the Fourth Proportional to 352,042.10, 528,063.15 and 162,502.10

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Solution

The fourth proportional to 352,042.10, 528,063.15 and 162,502.10 is: 243,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,042.10 : 528,063.15 = 162,502.10 : x
  2. Step 2: Convert to fraction form
    352,042.10/528,063.15 = 162,502.10/x
  3. Step 3: Cross multiply
    352,042.10x = 528,063.15 × 162,502.10
  4. Step 4: Simplify right side
    352,042.10x = 85,811,370,807.62
  5. Step 5: Solve for x
    x = 85,811,370,807.62/352,042.10
  6. Step 6: Final answer
    x = 243,753.15

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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.