Finding the Fourth Proportional to 92,559,879.96, 127,729,869.36 and 50,742,516.09
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Solution
The fourth proportional to 92,559,879.96, 127,729,869.36 and 50,742,516.09 is: 70,023,156.40
Step by Step Solution
- Step 1: Write the proportion equation
92,559,879.96 : 127,729,869.36 = 50,742,516.09 : x - Step 2: Convert to fraction form
92,559,879.96/127,729,869.36 = 50,742,516.09/x - Step 3: Cross multiply
92,559,879.96x = 127,729,869.36 × 50,742,516.09 - Step 4: Simplify right side
92,559,879.96x = 6,481,334,951,173,398 - Step 5: Solve for x
x = 6,481,334,951,173,398/92,559,879.96 - Step 6: Final answer
x = 70,023,156.40
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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.