Home / 262,492.12-393,147.28-183,956.95

Finding the Fourth Proportional to 262,492.12, 393,147.28 and 183,956.95

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Solution

The fourth proportional to 262,492.12, 393,147.28 and 183,956.95 is: 275,521.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,492.12 : 393,147.28 = 183,956.95 : x
  2. Step 2: Convert to fraction form
    262,492.12/393,147.28 = 183,956.95/x
  3. Step 3: Cross multiply
    262,492.12x = 393,147.28 × 183,956.95
  4. Step 4: Simplify right side
    262,492.12x = 72,322,174,529.60
  5. Step 5: Solve for x
    x = 72,322,174,529.60/262,492.12
  6. Step 6: Final answer
    x = 275,521.32

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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.