Home / 109,461.74-164,193.05-30,575.72

Finding the Fourth Proportional to 109,461.74, 164,193.05 and 30,575.72

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Solution

The fourth proportional to 109,461.74, 164,193.05 and 30,575.72 is: 45,863.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,461.74 : 164,193.05 = 30,575.72 : x
  2. Step 2: Convert to fraction form
    109,461.74/164,193.05 = 30,575.72/x
  3. Step 3: Cross multiply
    109,461.74x = 164,193.05 × 30,575.72
  4. Step 4: Simplify right side
    109,461.74x = 5,020,321,209.67
  5. Step 5: Solve for x
    x = 5,020,321,209.67/109,461.74
  6. Step 6: Final answer
    x = 45,863.71

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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.