Home / 164,004.19-245,766.93-72,709.45

Finding the Fourth Proportional to 164,004.19, 245,766.93 and 72,709.45

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Solution

The fourth proportional to 164,004.19, 245,766.93 and 72,709.45 is: 108,958.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,004.19 : 245,766.93 = 72,709.45 : x
  2. Step 2: Convert to fraction form
    164,004.19/245,766.93 = 72,709.45/x
  3. Step 3: Cross multiply
    164,004.19x = 245,766.93 × 72,709.45
  4. Step 4: Simplify right side
    164,004.19x = 17,869,578,308.49
  5. Step 5: Solve for x
    x = 17,869,578,308.49/164,004.19
  6. Step 6: Final answer
    x = 108,958.06

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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.