Finding the Fourth Proportional to 234,522.08, 323,752.05 and 157,130.99
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Solution
The fourth proportional to 234,522.08, 323,752.05 and 157,130.99 is: 216,915.52
Step by Step Solution
- Step 1: Write the proportion equation
234,522.08 : 323,752.05 = 157,130.99 : x - Step 2: Convert to fraction form
234,522.08/323,752.05 = 157,130.99/x - Step 3: Cross multiply
234,522.08x = 323,752.05 × 157,130.99 - Step 4: Simplify right side
234,522.08x = 50,871,479,726.34 - Step 5: Solve for x
x = 50,871,479,726.34/234,522.08 - Step 6: Final answer
x = 216,915.52
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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.