Home / 187,260.30-280,890.45-134,772.30

Finding the Fourth Proportional to 187,260.30, 280,890.45 and 134,772.30

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Solution

The fourth proportional to 187,260.30, 280,890.45 and 134,772.30 is: 202,158.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,260.30 : 280,890.45 = 134,772.30 : x
  2. Step 2: Convert to fraction form
    187,260.30/280,890.45 = 134,772.30/x
  3. Step 3: Cross multiply
    187,260.30x = 280,890.45 × 134,772.30
  4. Step 4: Simplify right side
    187,260.30x = 37,856,251,994.54
  5. Step 5: Solve for x
    x = 37,856,251,994.54/187,260.30
  6. Step 6: Final answer
    x = 202,158.45

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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.