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Finding the Fourth Proportional to 187,651.52, 281,503.20 and 63,028.16

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Solution

The fourth proportional to 187,651.52, 281,503.20 and 63,028.16 is: 94,550.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,651.52 : 281,503.20 = 63,028.16 : x
  2. Step 2: Convert to fraction form
    187,651.52/281,503.20 = 63,028.16/x
  3. Step 3: Cross multiply
    187,651.52x = 281,503.20 × 63,028.16
  4. Step 4: Simplify right side
    187,651.52x = 17,742,628,730.11
  5. Step 5: Solve for x
    x = 17,742,628,730.11/187,651.52
  6. Step 6: Final answer
    x = 94,550.95

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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.