Finding the Fourth Proportional to 178,099.06, 245,777.98 and 97,534.02
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Solution
The fourth proportional to 178,099.06, 245,777.98 and 97,534.02 is: 134,597.65
Step by Step Solution
- Step 1: Write the proportion equation
178,099.06 : 245,777.98 = 97,534.02 : x - Step 2: Convert to fraction form
178,099.06/245,777.98 = 97,534.02/x - Step 3: Cross multiply
178,099.06x = 245,777.98 × 97,534.02 - Step 4: Simplify right side
178,099.06x = 23,971,714,416.88 - Step 5: Solve for x
x = 23,971,714,416.88/178,099.06 - Step 6: Final answer
x = 134,597.65
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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.