Finding the Fourth Proportional to 148,119.84, 222,202.80 and 48,256.79
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Solution
The fourth proportional to 148,119.84, 222,202.80 and 48,256.79 is: 72,392.68
Step by Step Solution
- Step 1: Write the proportion equation
148,119.84 : 222,202.80 = 48,256.79 : x - Step 2: Convert to fraction form
148,119.84/222,202.80 = 48,256.79/x - Step 3: Cross multiply
148,119.84x = 222,202.80 × 48,256.79 - Step 4: Simplify right side
148,119.84x = 10,722,792,746.00 - Step 5: Solve for x
x = 10,722,792,746.00/148,119.84 - Step 6: Final answer
x = 72,392.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.