Home / 156,951.20-235,352.60-57,041.76

Finding the Fourth Proportional to 156,951.20, 235,352.60 and 57,041.76

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Solution

The fourth proportional to 156,951.20, 235,352.60 and 57,041.76 is: 85,535.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,951.20 : 235,352.60 = 57,041.76 : x
  2. Step 2: Convert to fraction form
    156,951.20/235,352.60 = 57,041.76/x
  3. Step 3: Cross multiply
    156,951.20x = 235,352.60 × 57,041.76
  4. Step 4: Simplify right side
    156,951.20x = 13,424,926,524.58
  5. Step 5: Solve for x
    x = 13,424,926,524.58/156,951.20
  6. Step 6: Final answer
    x = 85,535.67

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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.