Finding the Fourth Proportional to 170,451.19, 235,224.28 and 93,973.08
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Solution
The fourth proportional to 170,451.19, 235,224.28 and 93,973.08 is: 129,683.75
Step by Step Solution
- Step 1: Write the proportion equation
170,451.19 : 235,224.28 = 93,973.08 : x - Step 2: Convert to fraction form
170,451.19/235,224.28 = 93,973.08/x - Step 3: Cross multiply
170,451.19x = 235,224.28 × 93,973.08 - Step 4: Simplify right side
170,451.19x = 22,104,750,082.38 - Step 5: Solve for x
x = 22,104,750,082.38/170,451.19 - Step 6: Final answer
x = 129,683.75
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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.