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Finding the Fourth Proportional to 173,811.90, 260,523.45 and 73,955.10

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Solution

The fourth proportional to 173,811.90, 260,523.45 and 73,955.10 is: 110,849.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,811.90 : 260,523.45 = 73,955.10 : x
  2. Step 2: Convert to fraction form
    173,811.90/260,523.45 = 73,955.10/x
  3. Step 3: Cross multiply
    173,811.90x = 260,523.45 × 73,955.10
  4. Step 4: Simplify right side
    173,811.90x = 19,267,037,797.10
  5. Step 5: Solve for x
    x = 19,267,037,797.10/173,811.90
  6. Step 6: Final answer
    x = 110,849.93

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1.5x scale

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.