Home / 161,945.94-223,576.89-107,591.40

Finding the Fourth Proportional to 161,945.94, 223,576.89 and 107,591.40

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Solution

The fourth proportional to 161,945.94, 223,576.89 and 107,591.40 is: 148,536.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,945.94 : 223,576.89 = 107,591.40 : x
  2. Step 2: Convert to fraction form
    161,945.94/223,576.89 = 107,591.40/x
  3. Step 3: Cross multiply
    161,945.94x = 223,576.89 × 107,591.40
  4. Step 4: Simplify right side
    161,945.94x = 24,054,950,602.75
  5. Step 5: Solve for x
    x = 24,054,950,602.75/161,945.94
  6. Step 6: Final answer
    x = 148,536.92

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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.