Home / 134,855.60-202,283.40-109,486.40

Finding the Fourth Proportional to 134,855.60, 202,283.40 and 109,486.40

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Solution

The fourth proportional to 134,855.60, 202,283.40 and 109,486.40 is: 164,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,855.60 : 202,283.40 = 109,486.40 : x
  2. Step 2: Convert to fraction form
    134,855.60/202,283.40 = 109,486.40/x
  3. Step 3: Cross multiply
    134,855.60x = 202,283.40 × 109,486.40
  4. Step 4: Simplify right side
    134,855.60x = 22,147,281,245.76
  5. Step 5: Solve for x
    x = 22,147,281,245.76/134,855.60
  6. Step 6: Final answer
    x = 164,229.60

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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.