Finding the Fourth Proportional to 37,423,008.60, 56,134,512.90 and 25,306,153.80
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Solution
The fourth proportional to 37,423,008.60, 56,134,512.90 and 25,306,153.80 is: 37,959,230.70
Step by Step Solution
- Step 1: Write the proportion equation
37,423,008.60 : 56,134,512.90 = 25,306,153.80 : x - Step 2: Convert to fraction form
37,423,008.60/56,134,512.90 = 25,306,153.80/x - Step 3: Cross multiply
37,423,008.60x = 56,134,512.90 × 25,306,153.80 - Step 4: Simplify right side
37,423,008.60x = 1,420,548,616,935,484 - Step 5: Solve for x
x = 1,420,548,616,935,484/37,423,008.60 - Step 6: Final answer
x = 37,959,230.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.