Finding the Fourth Proportional to 97,214.36, 145,816.68 and 38,060.87
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Solution
The fourth proportional to 97,214.36, 145,816.68 and 38,060.87 is: 57,089.40
Step by Step Solution
- Step 1: Write the proportion equation
97,214.36 : 145,816.68 = 38,060.87 : x - Step 2: Convert to fraction form
97,214.36/145,816.68 = 38,060.87/x - Step 3: Cross multiply
97,214.36x = 145,816.68 × 38,060.87 - Step 4: Simplify right side
97,214.36x = 5,549,909,701.31 - Step 5: Solve for x
x = 5,549,909,701.31/97,214.36 - Step 6: Final answer
x = 57,089.40
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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.