Home / 161,893.42-242,839.32-43,555.12

Finding the Fourth Proportional to 161,893.42, 242,839.32 and 43,555.12

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Solution

The fourth proportional to 161,893.42, 242,839.32 and 43,555.12 is: 65,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,893.42 : 242,839.32 = 43,555.12 : x
  2. Step 2: Convert to fraction form
    161,893.42/242,839.32 = 43,555.12/x
  3. Step 3: Cross multiply
    161,893.42x = 242,839.32 × 43,555.12
  4. Step 4: Simplify right side
    161,893.42x = 10,576,895,723.32
  5. Step 5: Solve for x
    x = 10,576,895,723.32/161,893.42
  6. Step 6: Final answer
    x = 65,332.46

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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.