Home / 146,524.69-202,193.25-81,985.36

Finding the Fourth Proportional to 146,524.69, 202,193.25 and 81,985.36

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Solution

The fourth proportional to 146,524.69, 202,193.25 and 81,985.36 is: 113,133.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,524.69 : 202,193.25 = 81,985.36 : x
  2. Step 2: Convert to fraction form
    146,524.69/202,193.25 = 81,985.36/x
  3. Step 3: Cross multiply
    146,524.69x = 202,193.25 × 81,985.36
  4. Step 4: Simplify right side
    146,524.69x = 16,576,886,390.82
  5. Step 5: Solve for x
    x = 16,576,886,390.82/146,524.69
  6. Step 6: Final answer
    x = 113,133.74

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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.