Home / 106,873.04-160,274.42-39,389.50

Finding the Fourth Proportional to 106,873.04, 160,274.42 and 39,389.50

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Solution

The fourth proportional to 106,873.04, 160,274.42 and 39,389.50 is: 59,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,873.04 : 160,274.42 = 39,389.50 : x
  2. Step 2: Convert to fraction form
    106,873.04/160,274.42 = 39,389.50/x
  3. Step 3: Cross multiply
    106,873.04x = 160,274.42 × 39,389.50
  4. Step 4: Simplify right side
    106,873.04x = 6,313,129,266.59
  5. Step 5: Solve for x
    x = 6,313,129,266.59/106,873.04
  6. Step 6: Final answer
    x = 59,071.30

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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.