Finding the Fourth Proportional to 178,420.22, 246,220.24 and 97,848.30
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Solution
The fourth proportional to 178,420.22, 246,220.24 and 97,848.30 is: 135,030.84
Step by Step Solution
- Step 1: Write the proportion equation
178,420.22 : 246,220.24 = 97,848.30 : x - Step 2: Convert to fraction form
178,420.22/246,220.24 = 97,848.30/x - Step 3: Cross multiply
178,420.22x = 246,220.24 × 97,848.30 - Step 4: Simplify right side
178,420.22x = 24,092,231,909.59 - Step 5: Solve for x
x = 24,092,231,909.59/178,420.22 - Step 6: Final answer
x = 135,030.84
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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.