Home / 135,025.97-186,334.43-74,592.67

Finding the Fourth Proportional to 135,025.97, 186,334.43 and 74,592.67

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Solution

The fourth proportional to 135,025.97, 186,334.43 and 74,592.67 is: 102,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,025.97 : 186,334.43 = 74,592.67 : x
  2. Step 2: Convert to fraction form
    135,025.97/186,334.43 = 74,592.67/x
  3. Step 3: Cross multiply
    135,025.97x = 186,334.43 × 74,592.67
  4. Step 4: Simplify right side
    135,025.97x = 13,899,181,714.96
  5. Step 5: Solve for x
    x = 13,899,181,714.96/135,025.97
  6. Step 6: Final answer
    x = 102,937.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.