Finding the Fourth Proportional to 231,070.06, 346,303.12 and 167,243.12
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Solution
The fourth proportional to 231,070.06, 346,303.12 and 167,243.12 is: 250,646.12
Step by Step Solution
- Step 1: Write the proportion equation
231,070.06 : 346,303.12 = 167,243.12 : x - Step 2: Convert to fraction form
231,070.06/346,303.12 = 167,243.12/x - Step 3: Cross multiply
231,070.06x = 346,303.12 × 167,243.12 - Step 4: Simplify right side
231,070.06x = 57,916,814,254.53 - Step 5: Solve for x
x = 57,916,814,254.53/231,070.06 - Step 6: Final answer
x = 250,646.12
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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.