Home / 58,645.62-87,968.16-14,272.20

Finding the Fourth Proportional to 58,645.62, 87,968.16 and 14,272.20

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Solution

The fourth proportional to 58,645.62, 87,968.16 and 14,272.20 is: 21,408.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,645.62 : 87,968.16 = 14,272.20 : x
  2. Step 2: Convert to fraction form
    58,645.62/87,968.16 = 14,272.20/x
  3. Step 3: Cross multiply
    58,645.62x = 87,968.16 × 14,272.20
  4. Step 4: Simplify right side
    58,645.62x = 1,255,499,173.15
  5. Step 5: Solve for x
    x = 1,255,499,173.15/58,645.62
  6. Step 6: Final answer
    x = 21,408.23

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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.