Finding the Fourth Proportional to 92,440.24, 138,646.45 and 29,252.14
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Solution
The fourth proportional to 92,440.24, 138,646.45 and 29,252.14 is: 43,873.81
Step by Step Solution
- Step 1: Write the proportion equation
92,440.24 : 138,646.45 = 29,252.14 : x - Step 2: Convert to fraction form
92,440.24/138,646.45 = 29,252.14/x - Step 3: Cross multiply
92,440.24x = 138,646.45 × 29,252.14 - Step 4: Simplify right side
92,440.24x = 4,055,705,365.90 - Step 5: Solve for x
x = 4,055,705,365.90/92,440.24 - Step 6: Final answer
x = 43,873.81
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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.