Home / 173,729.40-260,399.70-73,872.60

Finding the Fourth Proportional to 173,729.40, 260,399.70 and 73,872.60

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Solution

The fourth proportional to 173,729.40, 260,399.70 and 73,872.60 is: 110,726.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,729.40 : 260,399.70 = 73,872.60 : x
  2. Step 2: Convert to fraction form
    173,729.40/260,399.70 = 73,872.60/x
  3. Step 3: Cross multiply
    173,729.40x = 260,399.70 × 73,872.60
  4. Step 4: Simplify right side
    173,729.40x = 19,236,402,878.22
  5. Step 5: Solve for x
    x = 19,236,402,878.22/173,729.40
  6. Step 6: Final answer
    x = 110,726.24

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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.