Finding the Fourth Proportional to 93,139.44, 139,714.60 and 29,088.88
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Solution
The fourth proportional to 93,139.44, 139,714.60 and 29,088.88 is: 43,635.02
Step by Step Solution
- Step 1: Write the proportion equation
93,139.44 : 139,714.60 = 29,088.88 : x - Step 2: Convert to fraction form
93,139.44/139,714.60 = 29,088.88/x - Step 3: Cross multiply
93,139.44x = 139,714.60 × 29,088.88 - Step 4: Simplify right side
93,139.44x = 4,064,141,233.65 - Step 5: Solve for x
x = 4,064,141,233.65/93,139.44 - Step 6: Final answer
x = 43,635.02
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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.