Finding the Fourth Proportional to 178,207.33, 245,926.11 and 97,637.91
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Solution
The fourth proportional to 178,207.33, 245,926.11 and 97,637.91 is: 134,740.31
Step by Step Solution
- Step 1: Write the proportion equation
178,207.33 : 245,926.11 = 97,637.91 : x - Step 2: Convert to fraction form
178,207.33/245,926.11 = 97,637.91/x - Step 3: Cross multiply
178,207.33x = 245,926.11 × 97,637.91 - Step 4: Simplify right side
178,207.33x = 24,011,711,394.83 - Step 5: Solve for x
x = 24,011,711,394.83/178,207.33 - Step 6: Final answer
x = 134,740.31
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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.