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Finding the Fourth Proportional to 241,063.89, 332,665.54 and 139,088.13

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Solution

The fourth proportional to 241,063.89, 332,665.54 and 139,088.13 is: 191,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,063.89 : 332,665.54 = 139,088.13 : x
  2. Step 2: Convert to fraction form
    241,063.89/332,665.54 = 139,088.13/x
  3. Step 3: Cross multiply
    241,063.89x = 332,665.54 × 139,088.13
  4. Step 4: Simplify right side
    241,063.89x = 46,269,827,874.04
  5. Step 5: Solve for x
    x = 46,269,827,874.04/241,063.89
  6. Step 6: Final answer
    x = 191,940.10

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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.