Home / 146,628.72-202,337.46-86,201.91

Finding the Fourth Proportional to 146,628.72, 202,337.46 and 86,201.91

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Solution

The fourth proportional to 146,628.72, 202,337.46 and 86,201.91 is: 118,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,628.72 : 202,337.46 = 86,201.91 : x
  2. Step 2: Convert to fraction form
    146,628.72/202,337.46 = 86,201.91/x
  3. Step 3: Cross multiply
    146,628.72x = 202,337.46 × 86,201.91
  4. Step 4: Simplify right side
    146,628.72x = 17,441,875,516.55
  5. Step 5: Solve for x
    x = 17,441,875,516.55/146,628.72
  6. Step 6: Final answer
    x = 118,952.65

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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.