Home / 56,790.55-85,182.74-17,344.59

Finding the Fourth Proportional to 56,790.55, 85,182.74 and 17,344.59

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Solution

The fourth proportional to 56,790.55, 85,182.74 and 17,344.59 is: 26,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,790.55 : 85,182.74 = 17,344.59 : x
  2. Step 2: Convert to fraction form
    56,790.55/85,182.74 = 17,344.59/x
  3. Step 3: Cross multiply
    56,790.55x = 85,182.74 × 17,344.59
  4. Step 4: Simplify right side
    56,790.55x = 1,477,459,700.38
  5. Step 5: Solve for x
    x = 1,477,459,700.38/56,790.55
  6. Step 6: Final answer
    x = 26,015.94

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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.