Home / 92,165.35-138,301.80-38,854.09

Finding the Fourth Proportional to 92,165.35, 138,301.80 and 38,854.09

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Solution

The fourth proportional to 92,165.35, 138,301.80 and 38,854.09 is: 58,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,165.35 : 138,301.80 = 38,854.09 : x
  2. Step 2: Convert to fraction form
    92,165.35/138,301.80 = 38,854.09/x
  3. Step 3: Cross multiply
    92,165.35x = 138,301.80 × 38,854.09
  4. Step 4: Simplify right side
    92,165.35x = 5,373,590,584.36
  5. Step 5: Solve for x
    x = 5,373,590,584.36/92,165.35
  6. Step 6: Final answer
    x = 58,303.80

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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.