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Finding the Fourth Proportional to 173,115.50, 238,899.45 and 93,627.50

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Solution

The fourth proportional to 173,115.50, 238,899.45 and 93,627.50 is: 129,205.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,115.50 : 238,899.45 = 93,627.50 : x
  2. Step 2: Convert to fraction form
    173,115.50/238,899.45 = 93,627.50/x
  3. Step 3: Cross multiply
    173,115.50x = 238,899.45 × 93,627.50
  4. Step 4: Simplify right side
    173,115.50x = 22,367,558,254.88
  5. Step 5: Solve for x
    x = 22,367,558,254.88/173,115.50
  6. Step 6: Final answer
    x = 129,205.98

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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.