Finding the Fourth Proportional to 94,796,125.12, 130,812,045.08 and 53,535,045.88
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Solution
The fourth proportional to 94,796,125.12, 130,812,045.08 and 53,535,045.88 is: 73,874,631.75
Step by Step Solution
- Step 1: Write the proportion equation
94,796,125.12 : 130,812,045.08 = 53,535,045.88 : x - Step 2: Convert to fraction form
94,796,125.12/130,812,045.08 = 53,535,045.88/x - Step 3: Cross multiply
94,796,125.12x = 130,812,045.08 × 53,535,045.88 - Step 4: Simplify right side
94,796,125.12x = 7,003,028,835,014,429 - Step 5: Solve for x
x = 7,003,028,835,014,429/94,796,125.12 - Step 6: Final answer
x = 73,874,631.75
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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.