Finding the Fourth Proportional to 96,813,165.75, 133,602,171.98 and 53,353,101.75
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Solution
The fourth proportional to 96,813,165.75, 133,602,171.98 and 53,353,101.75 is: 73,627,282.20
Step by Step Solution
- Step 1: Write the proportion equation
96,813,165.75 : 133,602,171.98 = 53,353,101.75 : x - Step 2: Convert to fraction form
96,813,165.75/133,602,171.98 = 53,353,101.75/x - Step 3: Cross multiply
96,813,165.75x = 133,602,171.98 × 53,353,101.75 - Step 4: Simplify right side
96,813,165.75x = 7,128,090,275,403,173 - Step 5: Solve for x
x = 7,128,090,275,403,173/96,813,165.75 - Step 6: Final answer
x = 73,627,282.20
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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.