Finding the Fourth Proportional to 94,919,913.05, 130,994,565.93 and 53,101,483.65
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Solution
The fourth proportional to 94,919,913.05, 130,994,565.93 and 53,101,483.65 is: 73,282,892.68
Step by Step Solution
- Step 1: Write the proportion equation
94,919,913.05 : 130,994,565.93 = 53,101,483.65 : x - Step 2: Convert to fraction form
94,919,913.05/130,994,565.93 = 53,101,483.65/x - Step 3: Cross multiply
94,919,913.05x = 130,994,565.93 × 53,101,483.65 - Step 4: Simplify right side
94,919,913.05x = 6,956,005,800,970,742 - Step 5: Solve for x
x = 6,956,005,800,970,742/94,919,913.05 - Step 6: Final answer
x = 73,282,892.68
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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.