Finding the Fourth Proportional to 157,462.98, 236,083.76 and 73,133.63
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Solution
The fourth proportional to 157,462.98, 236,083.76 and 73,133.63 is: 109,649.02
Step by Step Solution
- Step 1: Write the proportion equation
157,462.98 : 236,083.76 = 73,133.63 : x - Step 2: Convert to fraction form
157,462.98/236,083.76 = 73,133.63/x - Step 3: Cross multiply
157,462.98x = 236,083.76 × 73,133.63 - Step 4: Simplify right side
157,462.98x = 17,265,661,987.18 - Step 5: Solve for x
x = 17,265,661,987.18/157,462.98 - Step 6: Final answer
x = 109,649.02
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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.