Finding the Fourth Proportional to 83,242.08, 124,881.35 and 24,080.09
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Solution
The fourth proportional to 83,242.08, 124,881.35 and 24,080.09 is: 36,125.40
Step by Step Solution
- Step 1: Write the proportion equation
83,242.08 : 124,881.35 = 24,080.09 : x - Step 2: Convert to fraction form
83,242.08/124,881.35 = 24,080.09/x - Step 3: Cross multiply
83,242.08x = 124,881.35 × 24,080.09 - Step 4: Simplify right side
83,242.08x = 3,007,153,402.51 - Step 5: Solve for x
x = 3,007,153,402.51/83,242.08 - Step 6: Final answer
x = 36,125.40
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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.