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Finding the Fourth Proportional to 173,334.69, 239,179.88 and 101,688.57

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Solution

The fourth proportional to 173,334.69, 239,179.88 and 101,688.57 is: 140,317.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,334.69 : 239,179.88 = 101,688.57 : x
  2. Step 2: Convert to fraction form
    173,334.69/239,179.88 = 101,688.57/x
  3. Step 3: Cross multiply
    173,334.69x = 239,179.88 × 101,688.57
  4. Step 4: Simplify right side
    173,334.69x = 24,321,859,461.53
  5. Step 5: Solve for x
    x = 24,321,859,461.53/173,334.69
  6. Step 6: Final answer
    x = 140,317.32

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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.