Finding the Fourth Proportional to 54,329,191.40, 81,497,723.70 and 32,717,257.40
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Solution
The fourth proportional to 54,329,191.40, 81,497,723.70 and 32,717,257.40 is: 49,078,256.74
Step by Step Solution
- Step 1: Write the proportion equation
54,329,191.40 : 81,497,723.70 = 32,717,257.40 : x - Step 2: Convert to fraction form
54,329,191.40/81,497,723.70 = 32,717,257.40/x - Step 3: Cross multiply
54,329,191.40x = 81,497,723.70 × 32,717,257.40 - Step 4: Simplify right side
54,329,191.40x = 2,666,382,003,806,980.50 - Step 5: Solve for x
x = 2,666,382,003,806,980.50/54,329,191.40 - Step 6: Final answer
x = 49,078,256.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.