Home / 58,240.06-87,297.78-30,131.80

Finding the Fourth Proportional to 58,240.06, 87,297.78 and 30,131.80

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Solution

The fourth proportional to 58,240.06, 87,297.78 and 30,131.80 is: 45,165.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,240.06 : 87,297.78 = 30,131.80 : x
  2. Step 2: Convert to fraction form
    58,240.06/87,297.78 = 30,131.80/x
  3. Step 3: Cross multiply
    58,240.06x = 87,297.78 × 30,131.80
  4. Step 4: Simplify right side
    58,240.06x = 2,630,439,247.40
  5. Step 5: Solve for x
    x = 2,630,439,247.40/58,240.06
  6. Step 6: Final answer
    x = 45,165.46

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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.