Finding the Fourth Proportional to 124,546.08, 171,872.66 and 70,831.02
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Solution
The fourth proportional to 124,546.08, 171,872.66 and 70,831.02 is: 97,746.28
Step by Step Solution
- Step 1: Write the proportion equation
124,546.08 : 171,872.66 = 70,831.02 : x - Step 2: Convert to fraction form
124,546.08/171,872.66 = 70,831.02/x - Step 3: Cross multiply
124,546.08x = 171,872.66 × 70,831.02 - Step 4: Simplify right side
124,546.08x = 12,173,915,817.91 - Step 5: Solve for x
x = 12,173,915,817.91/124,546.08 - Step 6: Final answer
x = 97,746.28
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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.