Home / 166,960.08-230,428.53-103,318.38

Finding the Fourth Proportional to 166,960.08, 230,428.53 and 103,318.38

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Solution

The fourth proportional to 166,960.08, 230,428.53 and 103,318.38 is: 142,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,960.08 : 230,428.53 = 103,318.38 : x
  2. Step 2: Convert to fraction form
    166,960.08/230,428.53 = 103,318.38/x
  3. Step 3: Cross multiply
    166,960.08x = 230,428.53 × 103,318.38
  4. Step 4: Simplify right side
    166,960.08x = 23,807,502,425.38
  5. Step 5: Solve for x
    x = 23,807,502,425.38/166,960.08
  6. Step 6: Final answer
    x = 142,593.98

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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.