Finding the Fourth Proportional to 86,702.08, 130,058.16 and 24,377.44
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Solution
The fourth proportional to 86,702.08, 130,058.16 and 24,377.44 is: 36,567.58
Step by Step Solution
- Step 1: Write the proportion equation
86,702.08 : 130,058.16 = 24,377.44 : x - Step 2: Convert to fraction form
86,702.08/130,058.16 = 24,377.44/x - Step 3: Cross multiply
86,702.08x = 130,058.16 × 24,377.44 - Step 4: Simplify right side
86,702.08x = 3,170,484,991.91 - Step 5: Solve for x
x = 3,170,484,991.91/86,702.08 - Step 6: Final answer
x = 36,567.58
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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.