Home / 331,871.04-457,984.80-180,967.68

Finding the Fourth Proportional to 331,871.04, 457,984.80 and 180,967.68

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Solution

The fourth proportional to 331,871.04, 457,984.80 and 180,967.68 is: 249,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,871.04 : 457,984.80 = 180,967.68 : x
  2. Step 2: Convert to fraction form
    331,871.04/457,984.80 = 180,967.68/x
  3. Step 3: Cross multiply
    331,871.04x = 457,984.80 × 180,967.68
  4. Step 4: Simplify right side
    331,871.04x = 82,880,446,731.26
  5. Step 5: Solve for x
    x = 82,880,446,731.26/331,871.04
  6. Step 6: Final answer
    x = 249,736.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.