Home / 86,450.76-119,300.58-48,725.28

Finding the Fourth Proportional to 86,450.76, 119,300.58 and 48,725.28

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Solution

The fourth proportional to 86,450.76, 119,300.58 and 48,725.28 is: 67,240.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,450.76 : 119,300.58 = 48,725.28 : x
  2. Step 2: Convert to fraction form
    86,450.76/119,300.58 = 48,725.28/x
  3. Step 3: Cross multiply
    86,450.76x = 119,300.58 × 48,725.28
  4. Step 4: Simplify right side
    86,450.76x = 5,812,954,164.66
  5. Step 5: Solve for x
    x = 5,812,954,164.66/86,450.76
  6. Step 6: Final answer
    x = 67,240.06

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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.