Home / 58,355.03-87,546.41-18,912.17

Finding the Fourth Proportional to 58,355.03, 87,546.41 and 18,912.17

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Solution

The fourth proportional to 58,355.03, 87,546.41 and 18,912.17 is: 28,372.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,355.03 : 87,546.41 = 18,912.17 : x
  2. Step 2: Convert to fraction form
    58,355.03/87,546.41 = 18,912.17/x
  3. Step 3: Cross multiply
    58,355.03x = 87,546.41 × 18,912.17
  4. Step 4: Simplify right side
    58,355.03x = 1,655,692,056.52
  5. Step 5: Solve for x
    x = 1,655,692,056.52/58,355.03
  6. Step 6: Final answer
    x = 28,372.74

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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.