Finding the Fourth Proportional to 83,848.24, 115,710.84 and 46,124.88
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Solution
The fourth proportional to 83,848.24, 115,710.84 and 46,124.88 is: 63,652.48
Step by Step Solution
- Step 1: Write the proportion equation
83,848.24 : 115,710.84 = 46,124.88 : x - Step 2: Convert to fraction form
83,848.24/115,710.84 = 46,124.88/x - Step 3: Cross multiply
83,848.24x = 115,710.84 × 46,124.88 - Step 4: Simplify right side
83,848.24x = 5,337,148,609.70 - Step 5: Solve for x
x = 5,337,148,609.70/83,848.24 - Step 6: Final answer
x = 63,652.48
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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.