Finding the Fourth Proportional to 175,553.80, 242,264.12 and 99,088.99
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Solution
The fourth proportional to 175,553.80, 242,264.12 and 99,088.99 is: 136,742.73
Step by Step Solution
- Step 1: Write the proportion equation
175,553.80 : 242,264.12 = 99,088.99 : x - Step 2: Convert to fraction form
175,553.80/242,264.12 = 99,088.99/x - Step 3: Cross multiply
175,553.80x = 242,264.12 × 99,088.99 - Step 4: Simplify right side
175,553.80x = 24,005,705,862.93 - Step 5: Solve for x
x = 24,005,705,862.93/175,553.80 - Step 6: Final answer
x = 136,742.73
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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.