Finding the Fourth Proportional to 163,937.24, 245,773.26 and 69,106.19
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Solution
The fourth proportional to 163,937.24, 245,773.26 and 69,106.19 is: 103,603.38
Step by Step Solution
- Step 1: Write the proportion equation
163,937.24 : 245,773.26 = 69,106.19 : x - Step 2: Convert to fraction form
163,937.24/245,773.26 = 69,106.19/x - Step 3: Cross multiply
163,937.24x = 245,773.26 × 69,106.19 - Step 4: Simplify right side
163,937.24x = 16,984,452,373.61 - Step 5: Solve for x
x = 16,984,452,373.61/163,937.24 - Step 6: Final answer
x = 103,603.38
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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.