Finding the Fourth Proportional to 178,177.08, 245,881.26 and 97,606.20
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Solution
The fourth proportional to 178,177.08, 245,881.26 and 97,606.20 is: 134,694.85
Step by Step Solution
- Step 1: Write the proportion equation
178,177.08 : 245,881.26 = 97,606.20 : x - Step 2: Convert to fraction form
178,177.08/245,881.26 = 97,606.20/x - Step 3: Cross multiply
178,177.08x = 245,881.26 × 97,606.20 - Step 4: Simplify right side
178,177.08x = 23,999,535,439.81 - Step 5: Solve for x
x = 23,999,535,439.81/178,177.08 - Step 6: Final answer
x = 134,694.85
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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.