Finding the Fourth Proportional to 135,106.60, 202,681.68 and 41,612.32
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Solution
The fourth proportional to 135,106.60, 202,681.68 and 41,612.32 is: 62,425.19
Step by Step Solution
- Step 1: Write the proportion equation
135,106.60 : 202,681.68 = 41,612.32 : x - Step 2: Convert to fraction form
135,106.60/202,681.68 = 41,612.32/x - Step 3: Cross multiply
135,106.60x = 202,681.68 × 41,612.32 - Step 4: Simplify right side
135,106.60x = 8,434,054,926.30 - Step 5: Solve for x
x = 8,434,054,926.30/135,106.60 - Step 6: Final answer
x = 62,425.19
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.