Finding the Fourth Proportional to 97,543.73, 134,621.27 and 55,104.99
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Solution
The fourth proportional to 97,543.73, 134,621.27 and 55,104.99 is: 76,051.06
Step by Step Solution
- Step 1: Write the proportion equation
97,543.73 : 134,621.27 = 55,104.99 : x - Step 2: Convert to fraction form
97,543.73/134,621.27 = 55,104.99/x - Step 3: Cross multiply
97,543.73x = 134,621.27 × 55,104.99 - Step 4: Simplify right side
97,543.73x = 7,418,303,461.61 - Step 5: Solve for x
x = 7,418,303,461.61/97,543.73 - Step 6: Final answer
x = 76,051.06
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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.