Home / 352,402.50-528,612.83-112,516.19

Finding the Fourth Proportional to 352,402.50, 528,612.83 and 112,516.19

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Solution

The fourth proportional to 352,402.50, 528,612.83 and 112,516.19 is: 168,777.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,402.50 : 528,612.83 = 112,516.19 : x
  2. Step 2: Convert to fraction form
    352,402.50/528,612.83 = 112,516.19/x
  3. Step 3: Cross multiply
    352,402.50x = 528,612.83 × 112,516.19
  4. Step 4: Simplify right side
    352,402.50x = 59,477,501,448.21
  5. Step 5: Solve for x
    x = 59,477,501,448.21/352,402.50
  6. Step 6: Final answer
    x = 168,777.18

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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.