Finding the Fourth Proportional to 97,215.48, 134,157.35 and 52,503.48
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Solution
The fourth proportional to 97,215.48, 134,157.35 and 52,503.48 is: 72,454.79
Step by Step Solution
- Step 1: Write the proportion equation
97,215.48 : 134,157.35 = 52,503.48 : x - Step 2: Convert to fraction form
97,215.48/134,157.35 = 52,503.48/x - Step 3: Cross multiply
97,215.48x = 134,157.35 × 52,503.48 - Step 4: Simplify right side
97,215.48x = 7,043,727,480.06 - Step 5: Solve for x
x = 7,043,727,480.06/97,215.48 - Step 6: Final answer
x = 72,454.79
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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.