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Finding the Fourth Proportional to 173,506.35, 239,342.60 and 100,901.30

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Solution

The fourth proportional to 173,506.35, 239,342.60 and 100,901.30 is: 139,187.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,506.35 : 239,342.60 = 100,901.30 : x
  2. Step 2: Convert to fraction form
    173,506.35/239,342.60 = 100,901.30/x
  3. Step 3: Cross multiply
    173,506.35x = 239,342.60 × 100,901.30
  4. Step 4: Simplify right side
    173,506.35x = 24,149,977,973.35
  5. Step 5: Solve for x
    x = 24,149,977,973.35/173,506.35
  6. Step 6: Final answer
    x = 139,187.86

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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.