Finding the Fourth Proportional to 97,261.02, 145,909.14 and 47,341.08
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Solution
The fourth proportional to 97,261.02, 145,909.14 and 47,341.08 is: 71,020.19
Step by Step Solution
- Step 1: Write the proportion equation
97,261.02 : 145,909.14 = 47,341.08 : x - Step 2: Convert to fraction form
97,261.02/145,909.14 = 47,341.08/x - Step 3: Cross multiply
97,261.02x = 145,909.14 × 47,341.08 - Step 4: Simplify right side
97,261.02x = 6,907,496,269.47 - Step 5: Solve for x
x = 6,907,496,269.47/97,261.02 - Step 6: Final answer
x = 71,020.19
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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.