Finding the Fourth Proportional to 74,895.08, 103,345.26 and 44,683.88
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Solution
The fourth proportional to 74,895.08, 103,345.26 and 44,683.88 is: 61,657.82
Step by Step Solution
- Step 1: Write the proportion equation
74,895.08 : 103,345.26 = 44,683.88 : x - Step 2: Convert to fraction form
74,895.08/103,345.26 = 44,683.88/x - Step 3: Cross multiply
74,895.08x = 103,345.26 × 44,683.88 - Step 4: Simplify right side
74,895.08x = 4,617,867,196.41 - Step 5: Solve for x
x = 4,617,867,196.41/74,895.08 - Step 6: Final answer
x = 61,657.82
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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.