Finding the Fourth Proportional to 53,559,459.16, 73,920,133.68 and 32,663,614.60
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Solution
The fourth proportional to 53,559,459.16, 73,920,133.68 and 32,663,614.60 is: 45,080,715.82
Step by Step Solution
- Step 1: Write the proportion equation
53,559,459.16 : 73,920,133.68 = 32,663,614.60 : x - Step 2: Convert to fraction form
53,559,459.16/73,920,133.68 = 32,663,614.60/x - Step 3: Cross multiply
53,559,459.16x = 73,920,133.68 × 32,663,614.60 - Step 4: Simplify right side
53,559,459.16x = 2,414,498,757,704,000 - Step 5: Solve for x
x = 2,414,498,757,704,000/53,559,459.16 - Step 6: Final answer
x = 45,080,715.82
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1.5x scale
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.