Finding the Fourth Proportional to 197,656.08, 272,767.59 and 107,014.02
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Solution
The fourth proportional to 197,656.08, 272,767.59 and 107,014.02 is: 147,680.54
Step by Step Solution
- Step 1: Write the proportion equation
197,656.08 : 272,767.59 = 107,014.02 : x - Step 2: Convert to fraction form
197,656.08/272,767.59 = 107,014.02/x - Step 3: Cross multiply
197,656.08x = 272,767.59 × 107,014.02 - Step 4: Simplify right side
197,656.08x = 29,189,956,331.61 - Step 5: Solve for x
x = 29,189,956,331.61/197,656.08 - Step 6: Final answer
x = 147,680.54
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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.