Home / 146,246.45-201,821.42-85,818.08

Finding the Fourth Proportional to 146,246.45, 201,821.42 and 85,818.08

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Solution

The fourth proportional to 146,246.45, 201,821.42 and 85,818.08 is: 118,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,246.45 : 201,821.42 = 85,818.08 : x
  2. Step 2: Convert to fraction form
    146,246.45/201,821.42 = 85,818.08/x
  3. Step 3: Cross multiply
    146,246.45x = 201,821.42 × 85,818.08
  4. Step 4: Simplify right side
    146,246.45x = 17,319,927,486.37
  5. Step 5: Solve for x
    x = 17,319,927,486.37/146,246.45
  6. Step 6: Final answer
    x = 118,429.73

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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.