Home / 45,627.20-68,408.40-17,536.40

Finding the Fourth Proportional to 45,627.20, 68,408.40 and 17,536.40

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Solution

The fourth proportional to 45,627.20, 68,408.40 and 17,536.40 is: 26,292.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,627.20 : 68,408.40 = 17,536.40 : x
  2. Step 2: Convert to fraction form
    45,627.20/68,408.40 = 17,536.40/x
  3. Step 3: Cross multiply
    45,627.20x = 68,408.40 × 17,536.40
  4. Step 4: Simplify right side
    45,627.20x = 1,199,637,065.76
  5. Step 5: Solve for x
    x = 1,199,637,065.76/45,627.20
  6. Step 6: Final answer
    x = 26,292.15

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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.