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Finding the Fourth Proportional to 173,198.64, 239,068.48 and 101,607.60

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Solution

The fourth proportional to 173,198.64, 239,068.48 and 101,607.60 is: 140,250.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,198.64 : 239,068.48 = 101,607.60 : x
  2. Step 2: Convert to fraction form
    173,198.64/239,068.48 = 101,607.60/x
  3. Step 3: Cross multiply
    173,198.64x = 239,068.48 × 101,607.60
  4. Step 4: Simplify right side
    173,198.64x = 24,291,174,488.45
  5. Step 5: Solve for x
    x = 24,291,174,488.45/173,198.64
  6. Step 6: Final answer
    x = 140,250.38

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1.5x scale

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.