Finding the Fourth Proportional to 107,262.74, 147,497.68 and 93,090.98
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Solution
The fourth proportional to 107,262.74, 147,497.68 and 93,090.98 is: 128,010.00
Step by Step Solution
- Step 1: Write the proportion equation
107,262.74 : 147,497.68 = 93,090.98 : x - Step 2: Convert to fraction form
107,262.74/147,497.68 = 93,090.98/x - Step 3: Cross multiply
107,262.74x = 147,497.68 × 93,090.98 - Step 4: Simplify right side
107,262.74x = 13,730,703,578.93 - Step 5: Solve for x
x = 13,730,703,578.93/107,262.74 - Step 6: Final answer
x = 128,010.00
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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.