Finding the Fourth Proportional to 71,024,125.10, 106,615,903.80 and 54,921,462.80
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Solution
The fourth proportional to 71,024,125.10, 106,615,903.80 and 54,921,462.80 is: 82,443,837.02
Step by Step Solution
- Step 1: Write the proportion equation
71,024,125.10 : 106,615,903.80 = 54,921,462.80 : x - Step 2: Convert to fraction form
71,024,125.10/106,615,903.80 = 54,921,462.80/x - Step 3: Cross multiply
71,024,125.10x = 106,615,903.80 × 54,921,462.80 - Step 4: Simplify right side
71,024,125.10x = 5,855,501,394,440,078 - Step 5: Solve for x
x = 5,855,501,394,440,078/71,024,125.10 - Step 6: Final answer
x = 82,443,837.02
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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.