Home / 58,247.43-87,260.35-30,125.36

Finding the Fourth Proportional to 58,247.43, 87,260.35 and 30,125.36

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Solution

The fourth proportional to 58,247.43, 87,260.35 and 30,125.36 is: 45,130.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,247.43 : 87,260.35 = 30,125.36 : x
  2. Step 2: Convert to fraction form
    58,247.43/87,260.35 = 30,125.36/x
  3. Step 3: Cross multiply
    58,247.43x = 87,260.35 × 30,125.36
  4. Step 4: Simplify right side
    58,247.43x = 2,628,749,457.48
  5. Step 5: Solve for x
    x = 2,628,749,457.48/58,247.43
  6. Step 6: Final answer
    x = 45,130.74

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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.