Finding the Fourth Proportional to 104,356,562.36, 144,025,342.04 and 63,103,749.96
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Solution
The fourth proportional to 104,356,562.36, 144,025,342.04 and 63,103,749.96 is: 87,091,208.89
Step by Step Solution
- Step 1: Write the proportion equation
104,356,562.36 : 144,025,342.04 = 63,103,749.96 : x - Step 2: Convert to fraction form
104,356,562.36/144,025,342.04 = 63,103,749.96/x - Step 3: Cross multiply
104,356,562.36x = 144,025,342.04 × 63,103,749.96 - Step 4: Simplify right side
104,356,562.36x = 9,088,539,171,995,636 - Step 5: Solve for x
x = 9,088,539,171,995,636/104,356,562.36 - Step 6: Final answer
x = 87,091,208.89
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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.