Finding the Fourth Proportional to 134,848.80, 189,064.80 and 134,848.80
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Solution
The fourth proportional to 134,848.80, 189,064.80 and 134,848.80 is: 189,064.80
Step by Step Solution
- Step 1: Write the proportion equation
134,848.80 : 189,064.80 = 134,848.80 : x - Step 2: Convert to fraction form
134,848.80/189,064.80 = 134,848.80/x - Step 3: Cross multiply
134,848.80x = 189,064.80 × 134,848.80 - Step 4: Simplify right side
134,848.80x = 25,495,161,402.24 - Step 5: Solve for x
x = 25,495,161,402.24/134,848.80 - Step 6: Final answer
x = 189,064.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.