Finding the Fourth Proportional to 97,124.34, 145,707.36 and 55,024.59
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Solution
The fourth proportional to 97,124.34, 145,707.36 and 55,024.59 is: 82,548.70
Step by Step Solution
- Step 1: Write the proportion equation
97,124.34 : 145,707.36 = 55,024.59 : x - Step 2: Convert to fraction form
97,124.34/145,707.36 = 55,024.59/x - Step 3: Cross multiply
97,124.34x = 145,707.36 × 55,024.59 - Step 4: Simplify right side
97,124.34x = 8,017,487,674.24 - Step 5: Solve for x
x = 8,017,487,674.24/97,124.34 - Step 6: Final answer
x = 82,548.70
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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.