Finding the Fourth Proportional to 97,261.02, 145,957.14 and 38,089.31
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Solution
The fourth proportional to 97,261.02, 145,957.14 and 38,089.31 is: 57,159.65
Step by Step Solution
- Step 1: Write the proportion equation
97,261.02 : 145,957.14 = 38,089.31 : x - Step 2: Convert to fraction form
97,261.02/145,957.14 = 38,089.31/x - Step 3: Cross multiply
97,261.02x = 145,957.14 × 38,089.31 - Step 4: Simplify right side
97,261.02x = 5,559,406,022.39 - Step 5: Solve for x
x = 5,559,406,022.39/97,261.02 - Step 6: Final answer
x = 57,159.65
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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.