Home / 146,304.20-201,889.32-85,877.30

Finding the Fourth Proportional to 146,304.20, 201,889.32 and 85,877.30

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Solution

The fourth proportional to 146,304.20, 201,889.32 and 85,877.30 is: 118,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,304.20 : 201,889.32 = 85,877.30 : x
  2. Step 2: Convert to fraction form
    146,304.20/201,889.32 = 85,877.30/x
  3. Step 3: Cross multiply
    146,304.20x = 201,889.32 × 85,877.30
  4. Step 4: Simplify right side
    146,304.20x = 17,337,709,700.44
  5. Step 5: Solve for x
    x = 17,337,709,700.44/146,304.20
  6. Step 6: Final answer
    x = 118,504.52

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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.