Home / 173,631.60-260,037.80-107,276.40

Finding the Fourth Proportional to 173,631.60, 260,037.80 and 107,276.40

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Solution

The fourth proportional to 173,631.60, 260,037.80 and 107,276.40 is: 160,661.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,631.60 : 260,037.80 = 107,276.40 : x
  2. Step 2: Convert to fraction form
    173,631.60/260,037.80 = 107,276.40/x
  3. Step 3: Cross multiply
    173,631.60x = 260,037.80 × 107,276.40
  4. Step 4: Simplify right side
    173,631.60x = 27,895,919,047.92
  5. Step 5: Solve for x
    x = 27,895,919,047.92/173,631.60
  6. Step 6: Final answer
    x = 160,661.53

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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.