Finding the Fourth Proportional to 93,312,108.70, 139,968,163.05 and 59,131,923.10
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Solution
The fourth proportional to 93,312,108.70, 139,968,163.05 and 59,131,923.10 is: 88,697,884.65
Step by Step Solution
- Step 1: Write the proportion equation
93,312,108.70 : 139,968,163.05 = 59,131,923.10 : x - Step 2: Convert to fraction form
93,312,108.70/139,968,163.05 = 59,131,923.10/x - Step 3: Cross multiply
93,312,108.70x = 139,968,163.05 × 59,131,923.10 - Step 4: Simplify right side
93,312,108.70x = 8,276,586,653,920,862 - Step 5: Solve for x
x = 8,276,586,653,920,862/93,312,108.70 - Step 6: Final answer
x = 88,697,884.65
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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.