Home / 164,860.30-247,287.75-52,539.03

Finding the Fourth Proportional to 164,860.30, 247,287.75 and 52,539.03

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Solution

The fourth proportional to 164,860.30, 247,287.75 and 52,539.03 is: 78,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,860.30 : 247,287.75 = 52,539.03 : x
  2. Step 2: Convert to fraction form
    164,860.30/247,287.75 = 52,539.03/x
  3. Step 3: Cross multiply
    164,860.30x = 247,287.75 × 52,539.03
  4. Step 4: Simplify right side
    164,860.30x = 12,992,258,515.88
  5. Step 5: Solve for x
    x = 12,992,258,515.88/164,860.30
  6. Step 6: Final answer
    x = 78,807.68

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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.