Home / 81,932.04-113,050.08-46,123.56

Finding the Fourth Proportional to 81,932.04, 113,050.08 and 46,123.56

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Solution

The fourth proportional to 81,932.04, 113,050.08 and 46,123.56 is: 63,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,932.04 : 113,050.08 = 46,123.56 : x
  2. Step 2: Convert to fraction form
    81,932.04/113,050.08 = 46,123.56/x
  3. Step 3: Cross multiply
    81,932.04x = 113,050.08 × 46,123.56
  4. Step 4: Simplify right side
    81,932.04x = 5,214,272,147.88
  5. Step 5: Solve for x
    x = 5,214,272,147.88/81,932.04
  6. Step 6: Final answer
    x = 63,641.43

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1.5x scale

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.