Finding the Fourth Proportional to 97,372.37, 134,380.14 and 54,929.99
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Solution
The fourth proportional to 97,372.37, 134,380.14 and 54,929.99 is: 75,806.92
Step by Step Solution
- Step 1: Write the proportion equation
97,372.37 : 134,380.14 = 54,929.99 : x - Step 2: Convert to fraction form
97,372.37/134,380.14 = 54,929.99/x - Step 3: Cross multiply
97,372.37x = 134,380.14 × 54,929.99 - Step 4: Simplify right side
97,372.37x = 7,381,499,746.40 - Step 5: Solve for x
x = 7,381,499,746.40/97,372.37 - Step 6: Final answer
x = 75,806.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.