Finding the Fourth Proportional to 107,929.34, 161,894.32 and 37,792.26
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Solution
The fourth proportional to 107,929.34, 161,894.32 and 37,792.26 is: 56,688.50
Step by Step Solution
- Step 1: Write the proportion equation
107,929.34 : 161,894.32 = 37,792.26 : x - Step 2: Convert to fraction form
107,929.34/161,894.32 = 37,792.26/x - Step 3: Cross multiply
107,929.34x = 161,894.32 × 37,792.26 - Step 4: Simplify right side
107,929.34x = 6,118,352,233.96 - Step 5: Solve for x
x = 6,118,352,233.96/107,929.34 - Step 6: Final answer
x = 56,688.50
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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.