Home / 109,193.60-163,774.08-30,299.52

Finding the Fourth Proportional to 109,193.60, 163,774.08 and 30,299.52

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Solution

The fourth proportional to 109,193.60, 163,774.08 and 30,299.52 is: 45,444.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,193.60 : 163,774.08 = 30,299.52 : x
  2. Step 2: Convert to fraction form
    109,193.60/163,774.08 = 30,299.52/x
  3. Step 3: Cross multiply
    109,193.60x = 163,774.08 × 30,299.52
  4. Step 4: Simplify right side
    109,193.60x = 4,962,276,012.44
  5. Step 5: Solve for x
    x = 4,962,276,012.44/109,193.60
  6. Step 6: Final answer
    x = 45,444.75

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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.