Finding the Fourth Proportional to 74,756,501.01, 103,163,991.95 and 41,266,000.44
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Solution
The fourth proportional to 74,756,501.01, 103,163,991.95 and 41,266,000.44 is: 56,947,091.95
Step by Step Solution
- Step 1: Write the proportion equation
74,756,501.01 : 103,163,991.95 = 41,266,000.44 : x - Step 2: Convert to fraction form
74,756,501.01/103,163,991.95 = 41,266,000.44/x - Step 3: Cross multiply
74,756,501.01x = 103,163,991.95 × 41,266,000.44 - Step 4: Simplify right side
74,756,501.01x = 4,257,165,336,994,526 - Step 5: Solve for x
x = 4,257,165,336,994,526/74,756,501.01 - Step 6: Final answer
x = 56,947,091.95
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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.