Finding the Fourth Proportional to 148,833.99, 205,394.58 and 85,192.29
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Solution
The fourth proportional to 148,833.99, 205,394.58 and 85,192.29 is: 117,567.46
Step by Step Solution
- Step 1: Write the proportion equation
148,833.99 : 205,394.58 = 85,192.29 : x - Step 2: Convert to fraction form
148,833.99/205,394.58 = 85,192.29/x - Step 3: Cross multiply
148,833.99x = 205,394.58 × 85,192.29 - Step 4: Simplify right side
148,833.99x = 17,498,034,623.79 - Step 5: Solve for x
x = 17,498,034,623.79/148,833.99 - Step 6: Final answer
x = 117,567.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.