Home / 25,153.34-34,676.92-20,066.12

Finding the Fourth Proportional to 25,153.34, 34,676.92 and 20,066.12

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Solution

The fourth proportional to 25,153.34, 34,676.92 and 20,066.12 is: 27,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,153.34 : 34,676.92 = 20,066.12 : x
  2. Step 2: Convert to fraction form
    25,153.34/34,676.92 = 20,066.12/x
  3. Step 3: Cross multiply
    25,153.34x = 34,676.92 × 20,066.12
  4. Step 4: Simplify right side
    25,153.34x = 695,831,237.95
  5. Step 5: Solve for x
    x = 695,831,237.95/25,153.34
  6. Step 6: Final answer
    x = 27,663.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.