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Finding the Fourth Proportional to 180,453.32, 248,991 and 99,877.04

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Solution

The fourth proportional to 180,453.32, 248,991 and 99,877.04 is: 137,811.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,453.32 : 248,991 = 99,877.04 : x
  2. Step 2: Convert to fraction form
    180,453.32/248,991 = 99,877.04/x
  3. Step 3: Cross multiply
    180,453.32x = 248,991 × 99,877.04
  4. Step 4: Simplify right side
    180,453.32x = 24,868,484,066.64
  5. Step 5: Solve for x
    x = 24,868,484,066.64/180,453.32
  6. Step 6: Final answer
    x = 137,811.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.