Home / 238,528.20-357,792.30-145,216.20

Finding the Fourth Proportional to 238,528.20, 357,792.30 and 145,216.20

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Solution

The fourth proportional to 238,528.20, 357,792.30 and 145,216.20 is: 217,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,528.20 : 357,792.30 = 145,216.20 : x
  2. Step 2: Convert to fraction form
    238,528.20/357,792.30 = 145,216.20/x
  3. Step 3: Cross multiply
    238,528.20x = 357,792.30 × 145,216.20
  4. Step 4: Simplify right side
    238,528.20x = 51,957,238,195.26
  5. Step 5: Solve for x
    x = 51,957,238,195.26/238,528.20
  6. Step 6: Final answer
    x = 217,824.30

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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.