Home / 201,523.32-278,120.34-110,896.92

Finding the Fourth Proportional to 201,523.32, 278,120.34 and 110,896.92

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Solution

The fourth proportional to 201,523.32, 278,120.34 and 110,896.92 is: 153,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,523.32 : 278,120.34 = 110,896.92 : x
  2. Step 2: Convert to fraction form
    201,523.32/278,120.34 = 110,896.92/x
  3. Step 3: Cross multiply
    201,523.32x = 278,120.34 × 110,896.92
  4. Step 4: Simplify right side
    201,523.32x = 30,842,689,095.35
  5. Step 5: Solve for x
    x = 30,842,689,095.35/201,523.32
  6. Step 6: Final answer
    x = 153,047.74

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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.