Finding the Fourth Proportional to 106,554,197.48, 147,044,792.82 and 57,661,625.48
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Solution
The fourth proportional to 106,554,197.48, 147,044,792.82 and 57,661,625.48 is: 79,573,043.32
Step by Step Solution
- Step 1: Write the proportion equation
106,554,197.48 : 147,044,792.82 = 57,661,625.48 : x - Step 2: Convert to fraction form
106,554,197.48/147,044,792.82 = 57,661,625.48/x - Step 3: Cross multiply
106,554,197.48x = 147,044,792.82 × 57,661,625.48 - Step 4: Simplify right side
106,554,197.48x = 8,478,841,772,371,032 - Step 5: Solve for x
x = 8,478,841,772,371,032/106,554,197.48 - Step 6: Final answer
x = 79,573,043.32
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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.