Finding the Fourth Proportional to 73,513,328.70, 101,421,105.03 and 73,399,954.62
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Solution
The fourth proportional to 73,513,328.70, 101,421,105.03 and 73,399,954.62 is: 101,264,690.88
Step by Step Solution
- Step 1: Write the proportion equation
73,513,328.70 : 101,421,105.03 = 73,399,954.62 : x - Step 2: Convert to fraction form
73,513,328.70/101,421,105.03 = 73,399,954.62/x - Step 3: Cross multiply
73,513,328.70x = 101,421,105.03 × 73,399,954.62 - Step 4: Simplify right side
73,513,328.70x = 7,444,304,506,712,254 - Step 5: Solve for x
x = 7,444,304,506,712,254/73,513,328.70 - Step 6: Final answer
x = 101,264,690.88
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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.