Finding the Fourth Proportional to 181,681.64, 272,444.70 and 63,317.96
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Solution
The fourth proportional to 181,681.64, 272,444.70 and 63,317.96 is: 94,949.84
Step by Step Solution
- Step 1: Write the proportion equation
181,681.64 : 272,444.70 = 63,317.96 : x - Step 2: Convert to fraction form
181,681.64/272,444.70 = 63,317.96/x - Step 3: Cross multiply
181,681.64x = 272,444.70 × 63,317.96 - Step 4: Simplify right side
181,681.64x = 17,250,642,616.81 - Step 5: Solve for x
x = 17,250,642,616.81/181,681.64 - Step 6: Final answer
x = 94,949.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.