Finding the Fourth Proportional to 97,353.75, 134,341.62 and 55,962.05
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Solution
The fourth proportional to 97,353.75, 134,341.62 and 55,962.05 is: 77,223.85
Step by Step Solution
- Step 1: Write the proportion equation
97,353.75 : 134,341.62 = 55,962.05 : x - Step 2: Convert to fraction form
97,353.75/134,341.62 = 55,962.05/x - Step 3: Cross multiply
97,353.75x = 134,341.62 × 55,962.05 - Step 4: Simplify right side
97,353.75x = 7,518,031,783.81 - Step 5: Solve for x
x = 7,518,031,783.81/97,353.75 - Step 6: Final answer
x = 77,223.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.