Home / 58,165.29-87,258.16-30,077.70

Finding the Fourth Proportional to 58,165.29, 87,258.16 and 30,077.70

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Solution

The fourth proportional to 58,165.29, 87,258.16 and 30,077.70 is: 45,121.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,165.29 : 87,258.16 = 30,077.70 : x
  2. Step 2: Convert to fraction form
    58,165.29/87,258.16 = 30,077.70/x
  3. Step 3: Cross multiply
    58,165.29x = 87,258.16 × 30,077.70
  4. Step 4: Simplify right side
    58,165.29x = 2,624,524,469.41
  5. Step 5: Solve for x
    x = 2,624,524,469.41/58,165.29
  6. Step 6: Final answer
    x = 45,121.83

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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.