Home / 190,650.64-285,974.08-48,496.32

Finding the Fourth Proportional to 190,650.64, 285,974.08 and 48,496.32

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Solution

The fourth proportional to 190,650.64, 285,974.08 and 48,496.32 is: 72,744.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,650.64 : 285,974.08 = 48,496.32 : x
  2. Step 2: Convert to fraction form
    190,650.64/285,974.08 = 48,496.32/x
  3. Step 3: Cross multiply
    190,650.64x = 285,974.08 × 48,496.32
  4. Step 4: Simplify right side
    190,650.64x = 13,868,690,495.39
  5. Step 5: Solve for x
    x = 13,868,690,495.39/190,650.64
  6. Step 6: Final answer
    x = 72,744.00

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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.