Finding the Fourth Proportional to 157,858.36, 236,779.80 and 58,010.88
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Solution
The fourth proportional to 157,858.36, 236,779.80 and 58,010.88 is: 87,013.48
Step by Step Solution
- Step 1: Write the proportion equation
157,858.36 : 236,779.80 = 58,010.88 : x - Step 2: Convert to fraction form
157,858.36/236,779.80 = 58,010.88/x - Step 3: Cross multiply
157,858.36x = 236,779.80 × 58,010.88 - Step 4: Simplify right side
157,858.36x = 13,735,804,564.22 - Step 5: Solve for x
x = 13,735,804,564.22/157,858.36 - Step 6: Final answer
x = 87,013.48
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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.