Home / 262,374.60-393,564.24-75,386.04

Finding the Fourth Proportional to 262,374.60, 393,564.24 and 75,386.04

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Solution

The fourth proportional to 262,374.60, 393,564.24 and 75,386.04 is: 113,079.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,374.60 : 393,564.24 = 75,386.04 : x
  2. Step 2: Convert to fraction form
    262,374.60/393,564.24 = 75,386.04/x
  3. Step 3: Cross multiply
    262,374.60x = 393,564.24 × 75,386.04
  4. Step 4: Simplify right side
    262,374.60x = 29,669,249,539.21
  5. Step 5: Solve for x
    x = 29,669,249,539.21/262,374.60
  6. Step 6: Final answer
    x = 113,079.73

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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.