Home / 156,765.03-235,097.87-51,559.53

Finding the Fourth Proportional to 156,765.03, 235,097.87 and 51,559.53

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Solution

The fourth proportional to 156,765.03, 235,097.87 and 51,559.53 is: 77,322.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,765.03 : 235,097.87 = 51,559.53 : x
  2. Step 2: Convert to fraction form
    156,765.03/235,097.87 = 51,559.53/x
  3. Step 3: Cross multiply
    156,765.03x = 235,097.87 × 51,559.53
  4. Step 4: Simplify right side
    156,765.03x = 12,121,535,423.40
  5. Step 5: Solve for x
    x = 12,121,535,423.40/156,765.03
  6. Step 6: Final answer
    x = 77,322.96

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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.