Finding the Fourth Proportional to 167,163.44, 230,681.38 and 93,574.84
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Solution
The fourth proportional to 167,163.44, 230,681.38 and 93,574.84 is: 129,130.95
Step by Step Solution
- Step 1: Write the proportion equation
167,163.44 : 230,681.38 = 93,574.84 : x - Step 2: Convert to fraction form
167,163.44/230,681.38 = 93,574.84/x - Step 3: Cross multiply
167,163.44x = 230,681.38 × 93,574.84 - Step 4: Simplify right side
167,163.44x = 21,585,973,224.48 - Step 5: Solve for x
x = 21,585,973,224.48/167,163.44 - Step 6: Final answer
x = 129,130.95
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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.