Finding the Fourth Proportional to 93,312,108.70, 139,968,163.05 and 58,874,731.90
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Solution
The fourth proportional to 93,312,108.70, 139,968,163.05 and 58,874,731.90 is: 88,312,097.85
Step by Step Solution
- Step 1: Write the proportion equation
93,312,108.70 : 139,968,163.05 = 58,874,731.90 : x - Step 2: Convert to fraction form
93,312,108.70/139,968,163.05 = 58,874,731.90/x - Step 3: Cross multiply
93,312,108.70x = 139,968,163.05 × 58,874,731.90 - Step 4: Simplify right side
93,312,108.70x = 8,240,588,074,104,237 - Step 5: Solve for x
x = 8,240,588,074,104,237/93,312,108.70 - Step 6: Final answer
x = 88,312,097.85
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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.