Finding the Fourth Proportional to 174,781.29, 262,177.74 and 48,422.81
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Solution
The fourth proportional to 174,781.29, 262,177.74 and 48,422.81 is: 72,635.82
Step by Step Solution
- Step 1: Write the proportion equation
174,781.29 : 262,177.74 = 48,422.81 : x - Step 2: Convert to fraction form
174,781.29/262,177.74 = 48,422.81/x - Step 3: Cross multiply
174,781.29x = 262,177.74 × 48,422.81 - Step 4: Simplify right side
174,781.29x = 12,695,381,579.36 - Step 5: Solve for x
x = 12,695,381,579.36/174,781.29 - Step 6: Final answer
x = 72,635.82
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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.