Home / 81,901.14-113,023.22-46,091.76

Finding the Fourth Proportional to 81,901.14, 113,023.22 and 46,091.76

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Solution

The fourth proportional to 81,901.14, 113,023.22 and 46,091.76 is: 63,606.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,901.14 : 113,023.22 = 46,091.76 : x
  2. Step 2: Convert to fraction form
    81,901.14/113,023.22 = 46,091.76/x
  3. Step 3: Cross multiply
    81,901.14x = 113,023.22 × 46,091.76
  4. Step 4: Simplify right side
    81,901.14x = 5,209,439,130.67
  5. Step 5: Solve for x
    x = 5,209,439,130.67/81,901.14
  6. Step 6: Final answer
    x = 63,606.43

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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.