Finding the Fourth Proportional to 171,856.12, 257,722.68 and 59,506.17
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Solution
The fourth proportional to 171,856.12, 257,722.68 and 59,506.17 is: 89,237.96
Step by Step Solution
- Step 1: Write the proportion equation
171,856.12 : 257,722.68 = 59,506.17 : x - Step 2: Convert to fraction form
171,856.12/257,722.68 = 59,506.17/x - Step 3: Cross multiply
171,856.12x = 257,722.68 × 59,506.17 - Step 4: Simplify right side
171,856.12x = 15,336,090,253.24 - Step 5: Solve for x
x = 15,336,090,253.24/171,856.12 - Step 6: Final answer
x = 89,237.96
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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.