Home / 262,133.10-393,495.30-173,559.60

Finding the Fourth Proportional to 262,133.10, 393,495.30 and 173,559.60

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Solution

The fourth proportional to 262,133.10, 393,495.30 and 173,559.60 is: 260,535.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,133.10 : 393,495.30 = 173,559.60 : x
  2. Step 2: Convert to fraction form
    262,133.10/393,495.30 = 173,559.60/x
  3. Step 3: Cross multiply
    262,133.10x = 393,495.30 × 173,559.60
  4. Step 4: Simplify right side
    262,133.10x = 68,294,886,869.88
  5. Step 5: Solve for x
    x = 68,294,886,869.88/262,133.10
  6. Step 6: Final answer
    x = 260,535.15

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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.