Home / 58,184.17-87,283.09-20,749.57

Finding the Fourth Proportional to 58,184.17, 87,283.09 and 20,749.57

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Solution

The fourth proportional to 58,184.17, 87,283.09 and 20,749.57 is: 31,126.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,184.17 : 87,283.09 = 20,749.57 : x
  2. Step 2: Convert to fraction form
    58,184.17/87,283.09 = 20,749.57/x
  3. Step 3: Cross multiply
    58,184.17x = 87,283.09 × 20,749.57
  4. Step 4: Simplify right side
    58,184.17x = 1,811,086,451.86
  5. Step 5: Solve for x
    x = 1,811,086,451.86/58,184.17
  6. Step 6: Final answer
    x = 31,126.79

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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.