Home / 185,512.32-278,265.06-171,065.16

Finding the Fourth Proportional to 185,512.32, 278,265.06 and 171,065.16

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Solution

The fourth proportional to 185,512.32, 278,265.06 and 171,065.16 is: 256,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,512.32 : 278,265.06 = 171,065.16 : x
  2. Step 2: Convert to fraction form
    185,512.32/278,265.06 = 171,065.16/x
  3. Step 3: Cross multiply
    185,512.32x = 278,265.06 × 171,065.16
  4. Step 4: Simplify right side
    185,512.32x = 47,601,457,011.31
  5. Step 5: Solve for x
    x = 47,601,457,011.31/185,512.32
  6. Step 6: Final answer
    x = 256,594.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.