Finding the Fourth Proportional to 147,666.24, 203,708.48 and 96,656.49
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Solution
The fourth proportional to 147,666.24, 203,708.48 and 96,656.49 is: 133,339.52
Step by Step Solution
- Step 1: Write the proportion equation
147,666.24 : 203,708.48 = 96,656.49 : x - Step 2: Convert to fraction form
147,666.24/203,708.48 = 96,656.49/x - Step 3: Cross multiply
147,666.24x = 203,708.48 × 96,656.49 - Step 4: Simplify right side
147,666.24x = 19,689,746,176.75 - Step 5: Solve for x
x = 19,689,746,176.75/147,666.24 - Step 6: Final answer
x = 133,339.52
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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.