Finding the Fourth Proportional to 32,230,897.80, 48,346,346.70 and 31,894,974.60
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Solution
The fourth proportional to 32,230,897.80, 48,346,346.70 and 31,894,974.60 is: 47,842,461.90
Step by Step Solution
- Step 1: Write the proportion equation
32,230,897.80 : 48,346,346.70 = 31,894,974.60 : x - Step 2: Convert to fraction form
32,230,897.80/48,346,346.70 = 31,894,974.60/x - Step 3: Cross multiply
32,230,897.80x = 48,346,346.70 × 31,894,974.60 - Step 4: Simplify right side
32,230,897.80x = 1,542,005,499,999,294 - Step 5: Solve for x
x = 1,542,005,499,999,294/32,230,897.80 - Step 6: Final answer
x = 47,842,461.90
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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.