Home / 108,522.20-162,653.70-55,904.60

Finding the Fourth Proportional to 108,522.20, 162,653.70 and 55,904.60

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Solution

The fourth proportional to 108,522.20, 162,653.70 and 55,904.60 is: 83,790.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,522.20 : 162,653.70 = 55,904.60 : x
  2. Step 2: Convert to fraction form
    108,522.20/162,653.70 = 55,904.60/x
  3. Step 3: Cross multiply
    108,522.20x = 162,653.70 × 55,904.60
  4. Step 4: Simplify right side
    108,522.20x = 9,093,090,037.02
  5. Step 5: Solve for x
    x = 9,093,090,037.02/108,522.20
  6. Step 6: Final answer
    x = 83,790.14

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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.