Finding the Fourth Proportional to 267,063.75, 368,547.98 and 147,831.75
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Solution
The fourth proportional to 267,063.75, 368,547.98 and 147,831.75 is: 204,007.82
Step by Step Solution
- Step 1: Write the proportion equation
267,063.75 : 368,547.98 = 147,831.75 : x - Step 2: Convert to fraction form
267,063.75/368,547.98 = 147,831.75/x - Step 3: Cross multiply
267,063.75x = 368,547.98 × 147,831.75 - Step 4: Simplify right side
267,063.75x = 54,483,092,103.21 - Step 5: Solve for x
x = 54,483,092,103.21/267,063.75 - Step 6: Final answer
x = 204,007.82
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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.