Home / 204,440.76-306,792.36-99,202.32

Finding the Fourth Proportional to 204,440.76, 306,792.36 and 99,202.32

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Solution

The fourth proportional to 204,440.76, 306,792.36 and 99,202.32 is: 148,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,440.76 : 306,792.36 = 99,202.32 : x
  2. Step 2: Convert to fraction form
    204,440.76/306,792.36 = 99,202.32/x
  3. Step 3: Cross multiply
    204,440.76x = 306,792.36 × 99,202.32
  4. Step 4: Simplify right side
    204,440.76x = 30,434,513,870.28
  5. Step 5: Solve for x
    x = 30,434,513,870.28/204,440.76
  6. Step 6: Final answer
    x = 148,867.15

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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.