Home / 108,598.32-162,783.76-45,454.60

Finding the Fourth Proportional to 108,598.32, 162,783.76 and 45,454.60

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Solution

The fourth proportional to 108,598.32, 162,783.76 and 45,454.60 is: 68,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,598.32 : 162,783.76 = 45,454.60 : x
  2. Step 2: Convert to fraction form
    108,598.32/162,783.76 = 45,454.60/x
  3. Step 3: Cross multiply
    108,598.32x = 162,783.76 × 45,454.60
  4. Step 4: Simplify right side
    108,598.32x = 7,399,270,697.30
  5. Step 5: Solve for x
    x = 7,399,270,697.30/108,598.32
  6. Step 6: Final answer
    x = 68,134.30

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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.