Finding the Fourth Proportional to 178,033.42, 245,686.21 and 97,460.92
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Solution
The fourth proportional to 178,033.42, 245,686.21 and 97,460.92 is: 134,496.12
Step by Step Solution
- Step 1: Write the proportion equation
178,033.42 : 245,686.21 = 97,460.92 : x - Step 2: Convert to fraction form
178,033.42/245,686.21 = 97,460.92/x - Step 3: Cross multiply
178,033.42x = 245,686.21 × 97,460.92 - Step 4: Simplify right side
178,033.42x = 23,944,804,669.59 - Step 5: Solve for x
x = 23,944,804,669.59/178,033.42 - Step 6: Final answer
x = 134,496.12
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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.