Home / 156,913.67-235,296.39-57,004.22

Finding the Fourth Proportional to 156,913.67, 235,296.39 and 57,004.22

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Solution

The fourth proportional to 156,913.67, 235,296.39 and 57,004.22 is: 85,479.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,913.67 : 235,296.39 = 57,004.22 : x
  2. Step 2: Convert to fraction form
    156,913.67/235,296.39 = 57,004.22/x
  3. Step 3: Cross multiply
    156,913.67x = 235,296.39 × 57,004.22
  4. Step 4: Simplify right side
    156,913.67x = 13,412,887,180.77
  5. Step 5: Solve for x
    x = 13,412,887,180.77/156,913.67
  6. Step 6: Final answer
    x = 85,479.41

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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.