Finding the Fourth Proportional to 88,750,836.61, 122,473,804.88 and 49,592,935.13
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Solution
The fourth proportional to 88,750,836.61, 122,473,804.88 and 49,592,935.13 is: 68,436,937.52
Step by Step Solution
- Step 1: Write the proportion equation
88,750,836.61 : 122,473,804.88 = 49,592,935.13 : x - Step 2: Convert to fraction form
88,750,836.61/122,473,804.88 = 49,592,935.13/x - Step 3: Cross multiply
88,750,836.61x = 122,473,804.88 × 49,592,935.13 - Step 4: Simplify right side
88,750,836.61x = 6,073,835,460,049,730 - Step 5: Solve for x
x = 6,073,835,460,049,730/88,750,836.61 - Step 6: Final answer
x = 68,436,937.52
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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.