Home / 362,445.12-543,682.08-113,127.12

Finding the Fourth Proportional to 362,445.12, 543,682.08 and 113,127.12

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Solution

The fourth proportional to 362,445.12, 543,682.08 and 113,127.12 is: 169,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,445.12 : 543,682.08 = 113,127.12 : x
  2. Step 2: Convert to fraction form
    362,445.12/543,682.08 = 113,127.12/x
  3. Step 3: Cross multiply
    362,445.12x = 543,682.08 × 113,127.12
  4. Step 4: Simplify right side
    362,445.12x = 61,505,187,906.01
  5. Step 5: Solve for x
    x = 61,505,187,906.01/362,445.12
  6. Step 6: Final answer
    x = 169,695.17

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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.