Finding the Fourth Proportional to 168,591.90, 232,656.62 and 96,970.08
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Solution
The fourth proportional to 168,591.90, 232,656.62 and 96,970.08 is: 133,818.59
Step by Step Solution
- Step 1: Write the proportion equation
168,591.90 : 232,656.62 = 96,970.08 : x - Step 2: Convert to fraction form
168,591.90/232,656.62 = 96,970.08/x - Step 3: Cross multiply
168,591.90x = 232,656.62 × 96,970.08 - Step 4: Simplify right side
168,591.90x = 22,560,731,053.93 - Step 5: Solve for x
x = 22,560,731,053.93/168,591.90 - Step 6: Final answer
x = 133,818.59
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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.