Home / 85,246.40-127,869.60-22,066.40

Finding the Fourth Proportional to 85,246.40, 127,869.60 and 22,066.40

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Solution

The fourth proportional to 85,246.40, 127,869.60 and 22,066.40 is: 33,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,246.40 : 127,869.60 = 22,066.40 : x
  2. Step 2: Convert to fraction form
    85,246.40/127,869.60 = 22,066.40/x
  3. Step 3: Cross multiply
    85,246.40x = 127,869.60 × 22,066.40
  4. Step 4: Simplify right side
    85,246.40x = 2,821,621,741.44
  5. Step 5: Solve for x
    x = 2,821,621,741.44/85,246.40
  6. Step 6: Final answer
    x = 33,099.60

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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.