Finding the Fourth Proportional to 93,914.00, 129,576.08 and 53,619.74
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Solution
The fourth proportional to 93,914.00, 129,576.08 and 53,619.74 is: 73,980.82
Step by Step Solution
- Step 1: Write the proportion equation
93,914.00 : 129,576.08 = 53,619.74 : x - Step 2: Convert to fraction form
93,914.00/129,576.08 = 53,619.74/x - Step 3: Cross multiply
93,914.00x = 129,576.08 × 53,619.74 - Step 4: Simplify right side
93,914.00x = 6,947,834,803.84 - Step 5: Solve for x
x = 6,947,834,803.84/93,914.00 - Step 6: Final answer
x = 73,980.82
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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.