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Finding the Fourth Proportional to 223,179.04, 334,731.52 and 73,421.12

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Solution

The fourth proportional to 223,179.04, 334,731.52 and 73,421.12 is: 110,119.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,179.04 : 334,731.52 = 73,421.12 : x
  2. Step 2: Convert to fraction form
    223,179.04/334,731.52 = 73,421.12/x
  3. Step 3: Cross multiply
    223,179.04x = 334,731.52 × 73,421.12
  4. Step 4: Simplify right side
    223,179.04x = 24,576,363,097.70
  5. Step 5: Solve for x
    x = 24,576,363,097.70/223,179.04
  6. Step 6: Final answer
    x = 110,119.49

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1.5x scale

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.