Home / 58,129.46-87,202.38-18,673.34

Finding the Fourth Proportional to 58,129.46, 87,202.38 and 18,673.34

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Solution

The fourth proportional to 58,129.46, 87,202.38 and 18,673.34 is: 28,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,129.46 : 87,202.38 = 18,673.34 : x
  2. Step 2: Convert to fraction form
    58,129.46/87,202.38 = 18,673.34/x
  3. Step 3: Cross multiply
    58,129.46x = 87,202.38 × 18,673.34
  4. Step 4: Simplify right side
    58,129.46x = 1,628,359,690.55
  5. Step 5: Solve for x
    x = 1,628,359,690.55/58,129.46
  6. Step 6: Final answer
    x = 28,012.64

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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.