Home / 106,460.12-159,744.36-70,945.76

Finding the Fourth Proportional to 106,460.12, 159,744.36 and 70,945.76

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Solution

The fourth proportional to 106,460.12, 159,744.36 and 70,945.76 is: 106,454.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,460.12 : 159,744.36 = 70,945.76 : x
  2. Step 2: Convert to fraction form
    106,460.12/159,744.36 = 70,945.76/x
  3. Step 3: Cross multiply
    106,460.12x = 159,744.36 × 70,945.76
  4. Step 4: Simplify right side
    106,460.12x = 11,333,185,025.91
  5. Step 5: Solve for x
    x = 11,333,185,025.91/106,460.12
  6. Step 6: Final answer
    x = 106,454.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.