Finding the Fourth Proportional to 48,064,373.08, 66,306,601.02 and 42,563,354.20
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Solution
The fourth proportional to 48,064,373.08, 66,306,601.02 and 42,563,354.20 is: 58,717,739.65
Step by Step Solution
- Step 1: Write the proportion equation
48,064,373.08 : 66,306,601.02 = 42,563,354.20 : x - Step 2: Convert to fraction form
48,064,373.08/66,306,601.02 = 42,563,354.20/x - Step 3: Cross multiply
48,064,373.08x = 66,306,601.02 × 42,563,354.20 - Step 4: Simplify right side
48,064,373.08x = 2,822,231,345,012,341.50 - Step 5: Solve for x
x = 2,822,231,345,012,341.50/48,064,373.08 - Step 6: Final answer
x = 58,717,739.65
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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.