Finding the Fourth Proportional to 232,931.42, 349,479.14 and 114,685.80
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Solution
The fourth proportional to 232,931.42, 349,479.14 and 114,685.80 is: 172,069.08
Step by Step Solution
- Step 1: Write the proportion equation
232,931.42 : 349,479.14 = 114,685.80 : x - Step 2: Convert to fraction form
232,931.42/349,479.14 = 114,685.80/x - Step 3: Cross multiply
232,931.42x = 349,479.14 × 114,685.80 - Step 4: Simplify right side
232,931.42x = 40,080,294,754.21 - Step 5: Solve for x
x = 40,080,294,754.21/232,931.42 - Step 6: Final answer
x = 172,069.08
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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.