Home / 65,337.21-98,005.86-18,590.09

Finding the Fourth Proportional to 65,337.21, 98,005.86 and 18,590.09

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Solution

The fourth proportional to 65,337.21, 98,005.86 and 18,590.09 is: 27,885.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,337.21 : 98,005.86 = 18,590.09 : x
  2. Step 2: Convert to fraction form
    65,337.21/98,005.86 = 18,590.09/x
  3. Step 3: Cross multiply
    65,337.21x = 98,005.86 × 18,590.09
  4. Step 4: Simplify right side
    65,337.21x = 1,821,937,267.90
  5. Step 5: Solve for x
    x = 1,821,937,267.90/65,337.21
  6. Step 6: Final answer
    x = 27,885.14

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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.