Finding the Fourth Proportional to 97,601,426.86, 134,691,343.12 and 53,547,625.02
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Solution
The fourth proportional to 97,601,426.86, 134,691,343.12 and 53,547,625.02 is: 73,896,476.38
Step by Step Solution
- Step 1: Write the proportion equation
97,601,426.86 : 134,691,343.12 = 53,547,625.02 : x - Step 2: Convert to fraction form
97,601,426.86/134,691,343.12 = 53,547,625.02/x - Step 3: Cross multiply
97,601,426.86x = 134,691,343.12 × 53,547,625.02 - Step 4: Simplify right side
97,601,426.86x = 7,212,401,534,829,918 - Step 5: Solve for x
x = 7,212,401,534,829,918/97,601,426.86 - Step 6: Final answer
x = 73,896,476.38
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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.