Finding the Fourth Proportional to 184,038.74, 253,971.92 and 103,466.62
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Solution
The fourth proportional to 184,038.74, 253,971.92 and 103,466.62 is: 142,783.07
Step by Step Solution
- Step 1: Write the proportion equation
184,038.74 : 253,971.92 = 103,466.62 : x - Step 2: Convert to fraction form
184,038.74/253,971.92 = 103,466.62/x - Step 3: Cross multiply
184,038.74x = 253,971.92 × 103,466.62 - Step 4: Simplify right side
184,038.74x = 26,277,616,137.31 - Step 5: Solve for x
x = 26,277,616,137.31/184,038.74 - Step 6: Final answer
x = 142,783.07
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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.