Finding the Fourth Proportional to 98,258.24, 135,557.88 and 60,466.88
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Solution
The fourth proportional to 98,258.24, 135,557.88 and 60,466.88 is: 83,420.61
Step by Step Solution
- Step 1: Write the proportion equation
98,258.24 : 135,557.88 = 60,466.88 : x - Step 2: Convert to fraction form
98,258.24/135,557.88 = 60,466.88/x - Step 3: Cross multiply
98,258.24x = 135,557.88 × 60,466.88 - Step 4: Simplify right side
98,258.24x = 8,196,762,063.01 - Step 5: Solve for x
x = 8,196,762,063.01/98,258.24 - Step 6: Final answer
x = 83,420.61
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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.