Home / 146,215.76-201,787.08-82,530.32

Finding the Fourth Proportional to 146,215.76, 201,787.08 and 82,530.32

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Solution

The fourth proportional to 146,215.76, 201,787.08 and 82,530.32 is: 113,897.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,215.76 : 201,787.08 = 82,530.32 : x
  2. Step 2: Convert to fraction form
    146,215.76/201,787.08 = 82,530.32/x
  3. Step 3: Cross multiply
    146,215.76x = 201,787.08 × 82,530.32
  4. Step 4: Simplify right side
    146,215.76x = 16,653,552,284.27
  5. Step 5: Solve for x
    x = 16,653,552,284.27/146,215.76
  6. Step 6: Final answer
    x = 113,897.11

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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.