Home / 69,437.20-95,836.80-45,563.08

Finding the Fourth Proportional to 69,437.20, 95,836.80 and 45,563.08

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Solution

The fourth proportional to 69,437.20, 95,836.80 and 45,563.08 is: 62,885.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,437.20 : 95,836.80 = 45,563.08 : x
  2. Step 2: Convert to fraction form
    69,437.20/95,836.80 = 45,563.08/x
  3. Step 3: Cross multiply
    69,437.20x = 95,836.80 × 45,563.08
  4. Step 4: Simplify right side
    69,437.20x = 4,366,619,785.34
  5. Step 5: Solve for x
    x = 4,366,619,785.34/69,437.20
  6. Step 6: Final answer
    x = 62,885.89

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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.