Home / 98,084.96-147,025.38-45,451.16

Finding the Fourth Proportional to 98,084.96, 147,025.38 and 45,451.16

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Solution

The fourth proportional to 98,084.96, 147,025.38 and 45,451.16 is: 68,129.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,084.96 : 147,025.38 = 45,451.16 : x
  2. Step 2: Convert to fraction form
    98,084.96/147,025.38 = 45,451.16/x
  3. Step 3: Cross multiply
    98,084.96x = 147,025.38 × 45,451.16
  4. Step 4: Simplify right side
    98,084.96x = 6,682,474,070.44
  5. Step 5: Solve for x
    x = 6,682,474,070.44/98,084.96
  6. Step 6: Final answer
    x = 68,129.45

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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.