Home / 94,651.63-130,621.72-51,631.85

Finding the Fourth Proportional to 94,651.63, 130,621.72 and 51,631.85

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Solution

The fourth proportional to 94,651.63, 130,621.72 and 51,631.85 is: 71,253.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,651.63 : 130,621.72 = 51,631.85 : x
  2. Step 2: Convert to fraction form
    94,651.63/130,621.72 = 51,631.85/x
  3. Step 3: Cross multiply
    94,651.63x = 130,621.72 × 51,631.85
  4. Step 4: Simplify right side
    94,651.63x = 6,744,240,142.51
  5. Step 5: Solve for x
    x = 6,744,240,142.51/94,651.63
  6. Step 6: Final answer
    x = 71,253.29

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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.