Finding the Fourth Proportional to 195,207.80, 292,374.30 and 160,215.80
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Solution
The fourth proportional to 195,207.80, 292,374.30 and 160,215.80 is: 239,964.71
Step by Step Solution
- Step 1: Write the proportion equation
195,207.80 : 292,374.30 = 160,215.80 : x - Step 2: Convert to fraction form
195,207.80/292,374.30 = 160,215.80/x - Step 3: Cross multiply
195,207.80x = 292,374.30 × 160,215.80 - Step 4: Simplify right side
195,207.80x = 46,842,982,373.94 - Step 5: Solve for x
x = 46,842,982,373.94/195,207.80 - Step 6: Final answer
x = 239,964.71
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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.