Home / 119,257.53-178,885.03-30,510.33

Finding the Fourth Proportional to 119,257.53, 178,885.03 and 30,510.33

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Solution

The fourth proportional to 119,257.53, 178,885.03 and 30,510.33 is: 45,765.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,257.53 : 178,885.03 = 30,510.33 : x
  2. Step 2: Convert to fraction form
    119,257.53/178,885.03 = 30,510.33/x
  3. Step 3: Cross multiply
    119,257.53x = 178,885.03 × 30,510.33
  4. Step 4: Simplify right side
    119,257.53x = 5,457,841,297.36
  5. Step 5: Solve for x
    x = 5,457,841,297.36/119,257.53
  6. Step 6: Final answer
    x = 45,765.17

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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.