Home / 81,954.34-113,108.25-46,158.82

Finding the Fourth Proportional to 81,954.34, 113,108.25 and 46,158.82

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Solution

The fourth proportional to 81,954.34, 113,108.25 and 46,158.82 is: 63,705.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,954.34 : 113,108.25 = 46,158.82 : x
  2. Step 2: Convert to fraction form
    81,954.34/113,108.25 = 46,158.82/x
  3. Step 3: Cross multiply
    81,954.34x = 113,108.25 × 46,158.82
  4. Step 4: Simplify right side
    81,954.34x = 5,220,943,352.27
  5. Step 5: Solve for x
    x = 5,220,943,352.27/81,954.34
  6. Step 6: Final answer
    x = 63,705.51

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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.