Finding the Fourth Proportional to 159,402.96, 239,048.82 and 47,053.44
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Solution
The fourth proportional to 159,402.96, 239,048.82 and 47,053.44 is: 70,563.74
Step by Step Solution
- Step 1: Write the proportion equation
159,402.96 : 239,048.82 = 47,053.44 : x - Step 2: Convert to fraction form
159,402.96/239,048.82 = 47,053.44/x - Step 3: Cross multiply
159,402.96x = 239,048.82 × 47,053.44 - Step 4: Simplify right side
159,402.96x = 11,248,069,308.94 - Step 5: Solve for x
x = 11,248,069,308.94/159,402.96 - Step 6: Final answer
x = 70,563.74
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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.