Finding the Fourth Proportional to 168,336.96, 232,612.93 and 160,136.52
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Solution
The fourth proportional to 168,336.96, 232,612.93 and 160,136.52 is: 221,281.32
Step by Step Solution
- Step 1: Write the proportion equation
168,336.96 : 232,612.93 = 160,136.52 : x - Step 2: Convert to fraction form
168,336.96/232,612.93 = 160,136.52/x - Step 3: Cross multiply
168,336.96x = 232,612.93 × 160,136.52 - Step 4: Simplify right side
168,336.96x = 37,249,823,954.14 - Step 5: Solve for x
x = 37,249,823,954.14/168,336.96 - Step 6: Final answer
x = 221,281.32
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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.