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Finding the Fourth Proportional to 149,630.59, 224,319.58 and 69,627.20

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Solution

The fourth proportional to 149,630.59, 224,319.58 and 69,627.20 is: 104,382.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,630.59 : 224,319.58 = 69,627.20 : x
  2. Step 2: Convert to fraction form
    149,630.59/224,319.58 = 69,627.20/x
  3. Step 3: Cross multiply
    149,630.59x = 224,319.58 × 69,627.20
  4. Step 4: Simplify right side
    149,630.59x = 15,618,742,964.91
  5. Step 5: Solve for x
    x = 15,618,742,964.91/149,630.59
  6. Step 6: Final answer
    x = 104,382.02

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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.