Finding the Fourth Proportional to 267,063.63, 368,547.81 and 147,831.63
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Solution
The fourth proportional to 267,063.63, 368,547.81 and 147,831.63 is: 204,007.65
Step by Step Solution
- Step 1: Write the proportion equation
267,063.63 : 368,547.81 = 147,831.63 : x - Step 2: Convert to fraction form
267,063.63/368,547.81 = 147,831.63/x - Step 3: Cross multiply
267,063.63x = 368,547.81 × 147,831.63 - Step 4: Simplify right side
267,063.63x = 54,483,023,485.23 - Step 5: Solve for x
x = 54,483,023,485.23/267,063.63 - Step 6: Final answer
x = 204,007.65
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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.