Finding the Fourth Proportional to 242,358.68, 334,476.06 and 141,789.08
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Solution
The fourth proportional to 242,358.68, 334,476.06 and 141,789.08 is: 195,681.26
Step by Step Solution
- Step 1: Write the proportion equation
242,358.68 : 334,476.06 = 141,789.08 : x - Step 2: Convert to fraction form
242,358.68/334,476.06 = 141,789.08/x - Step 3: Cross multiply
242,358.68x = 334,476.06 × 141,789.08 - Step 4: Simplify right side
242,358.68x = 47,425,052,829.42 - Step 5: Solve for x
x = 47,425,052,829.42/242,358.68 - Step 6: Final answer
x = 195,681.26
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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.