Finding the Fourth Proportional to 96,925.47, 133,757.88 and 53,905.56
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Solution
The fourth proportional to 96,925.47, 133,757.88 and 53,905.56 is: 74,390.08
Step by Step Solution
- Step 1: Write the proportion equation
96,925.47 : 133,757.88 = 53,905.56 : x - Step 2: Convert to fraction form
96,925.47/133,757.88 = 53,905.56/x - Step 3: Cross multiply
96,925.47x = 133,757.88 × 53,905.56 - Step 4: Simplify right side
96,925.47x = 7,210,293,425.81 - Step 5: Solve for x
x = 7,210,293,425.81/96,925.47 - Step 6: Final answer
x = 74,390.08
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1.5x scale
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.