Home / 156,951.65-235,341.07-51,716.45

Finding the Fourth Proportional to 156,951.65, 235,341.07 and 51,716.45

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Solution

The fourth proportional to 156,951.65, 235,341.07 and 51,716.45 is: 77,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,951.65 : 235,341.07 = 51,716.45 : x
  2. Step 2: Convert to fraction form
    156,951.65/235,341.07 = 51,716.45/x
  3. Step 3: Cross multiply
    156,951.65x = 235,341.07 × 51,716.45
  4. Step 4: Simplify right side
    156,951.65x = 12,171,004,679.60
  5. Step 5: Solve for x
    x = 12,171,004,679.60/156,951.65
  6. Step 6: Final answer
    x = 77,546.20

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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.