Finding the Fourth Proportional to 152,484.77, 210,423.26 and 84,499.99
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Solution
The fourth proportional to 152,484.77, 210,423.26 and 84,499.99 is: 116,606.82
Step by Step Solution
- Step 1: Write the proportion equation
152,484.77 : 210,423.26 = 84,499.99 : x - Step 2: Convert to fraction form
152,484.77/210,423.26 = 84,499.99/x - Step 3: Cross multiply
152,484.77x = 210,423.26 × 84,499.99 - Step 4: Simplify right side
152,484.77x = 17,780,763,365.77 - Step 5: Solve for x
x = 17,780,763,365.77/152,484.77 - Step 6: Final answer
x = 116,606.82
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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.