Home / 56,867.16-85,312.98-17,427

Finding the Fourth Proportional to 56,867.16, 85,312.98 and 17,427

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Solution

The fourth proportional to 56,867.16, 85,312.98 and 17,427 is: 26,144.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,867.16 : 85,312.98 = 17,427 : x
  2. Step 2: Convert to fraction form
    56,867.16/85,312.98 = 17,427/x
  3. Step 3: Cross multiply
    56,867.16x = 85,312.98 × 17,427
  4. Step 4: Simplify right side
    56,867.16x = 1,486,749,302.46
  5. Step 5: Solve for x
    x = 1,486,749,302.46/56,867.16
  6. Step 6: Final answer
    x = 26,144.25

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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.