Finding the Fourth Proportional to 107,724,432.96, 161,609,346.42 and 34,935,537.99
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Solution
The fourth proportional to 107,724,432.96, 161,609,346.42 and 34,935,537.99 is: 52,410,667.72
Step by Step Solution
- Step 1: Write the proportion equation
107,724,432.96 : 161,609,346.42 = 34,935,537.99 : x - Step 2: Convert to fraction form
107,724,432.96/161,609,346.42 = 34,935,537.99/x - Step 3: Cross multiply
107,724,432.96x = 161,609,346.42 × 34,935,537.99 - Step 4: Simplify right side
107,724,432.96x = 5,645,909,461,394,980 - Step 5: Solve for x
x = 5,645,909,461,394,980/107,724,432.96 - Step 6: Final answer
x = 52,410,667.72
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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.