Finding the Third Proportional to 74,499.75 and 112,433.06
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Solution
The third proportional to 74,499.75 and 112,433.06 is: 169,681.02
Step by Step Solution
- Step 1: Write the proportion equation
74,499.75 : 112,433.06 = 112,433.06 : x - Step 2: Convert to fraction form
74,499.75/112,433.06 = 112,433.06/x - Step 3: Cross multiply
74,499.75x = 112,433.06 × 112,433.06 - Step 4: Simplify right side
74,499.75x = 12,641,193,543.13 - Step 5: Solve for x
x = 12,641,193,543.13/74,499.75 - Step 6: Final answer
x = 169,681.02
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.