Finding the Fourth Proportional to 83,801.74, 125,702.61 and 58,952.98
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Solution
The fourth proportional to 83,801.74, 125,702.61 and 58,952.98 is: 88,429.47
Step by Step Solution
- Step 1: Write the proportion equation
83,801.74 : 125,702.61 = 58,952.98 : x - Step 2: Convert to fraction form
83,801.74/125,702.61 = 58,952.98/x - Step 3: Cross multiply
83,801.74x = 125,702.61 × 58,952.98 - Step 4: Simplify right side
83,801.74x = 7,410,543,024.83 - Step 5: Solve for x
x = 7,410,543,024.83/83,801.74 - Step 6: Final answer
x = 88,429.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.