Finding the Fourth Proportional to 159,602.02, 239,438.07 and 47,291.02
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Solution
The fourth proportional to 159,602.02, 239,438.07 and 47,291.02 is: 70,946.91
Step by Step Solution
- Step 1: Write the proportion equation
159,602.02 : 239,438.07 = 47,291.02 : x - Step 2: Convert to fraction form
159,602.02/239,438.07 = 47,291.02/x - Step 3: Cross multiply
159,602.02x = 239,438.07 × 47,291.02 - Step 4: Simplify right side
159,602.02x = 11,323,269,958.54 - Step 5: Solve for x
x = 11,323,269,958.54/159,602.02 - Step 6: Final answer
x = 70,946.91
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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.