Finding the Fourth Proportional to 213,360.09, 294,426.05 and 117,848.31
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Solution
The fourth proportional to 213,360.09, 294,426.05 and 117,848.31 is: 162,624.66
Step by Step Solution
- Step 1: Write the proportion equation
213,360.09 : 294,426.05 = 117,848.31 : x - Step 2: Convert to fraction form
213,360.09/294,426.05 = 117,848.31/x - Step 3: Cross multiply
213,360.09x = 294,426.05 × 117,848.31 - Step 4: Simplify right side
213,360.09x = 34,697,611,823.23 - Step 5: Solve for x
x = 34,697,611,823.23/213,360.09 - Step 6: Final answer
x = 162,624.66
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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.