Finding the Fourth Proportional to 168,975.32, 233,159.84 and 97,341.32
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Solution
The fourth proportional to 168,975.32, 233,159.84 and 97,341.32 is: 134,315.99
Step by Step Solution
- Step 1: Write the proportion equation
168,975.32 : 233,159.84 = 97,341.32 : x - Step 2: Convert to fraction form
168,975.32/233,159.84 = 97,341.32/x - Step 3: Cross multiply
168,975.32x = 233,159.84 × 97,341.32 - Step 4: Simplify right side
168,975.32x = 22,696,086,596.59 - Step 5: Solve for x
x = 22,696,086,596.59/168,975.32 - Step 6: Final answer
x = 134,315.99
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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.