Finding the Fourth Proportional to 71,651,509.82, 107,319,726.66 and 59,214,521.96
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Solution
The fourth proportional to 71,651,509.82, 107,319,726.66 and 59,214,521.96 is: 88,691,589.71
Step by Step Solution
- Step 1: Write the proportion equation
71,651,509.82 : 107,319,726.66 = 59,214,521.96 : x - Step 2: Convert to fraction form
71,651,509.82/107,319,726.66 = 59,214,521.96/x - Step 3: Cross multiply
71,651,509.82x = 107,319,726.66 × 59,214,521.96 - Step 4: Simplify right side
71,651,509.82x = 6,354,886,311,049,767 - Step 5: Solve for x
x = 6,354,886,311,049,767/71,651,509.82 - Step 6: Final answer
x = 88,691,589.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.