Finding the Fourth Proportional to 106,554,177.06, 147,044,764.59 and 57,661,605.06
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Solution
The fourth proportional to 106,554,177.06, 147,044,764.59 and 57,661,605.06 is: 79,573,015.12
Step by Step Solution
- Step 1: Write the proportion equation
106,554,177.06 : 147,044,764.59 = 57,661,605.06 : x - Step 2: Convert to fraction form
106,554,177.06/147,044,764.59 = 57,661,605.06/x - Step 3: Cross multiply
106,554,177.06x = 147,044,764.59 × 57,661,605.06 - Step 4: Simplify right side
106,554,177.06x = 8,478,837,141,929,253 - Step 5: Solve for x
x = 8,478,837,141,929,253/106,554,177.06 - Step 6: Final answer
x = 79,573,015.12
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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.