Home / 355,429.24-533,228.12-106,117.72

Finding the Fourth Proportional to 355,429.24, 533,228.12 and 106,117.72

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Solution

The fourth proportional to 355,429.24, 533,228.12 and 106,117.72 is: 159,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,429.24 : 533,228.12 = 106,117.72 : x
  2. Step 2: Convert to fraction form
    355,429.24/533,228.12 = 106,117.72/x
  3. Step 3: Cross multiply
    355,429.24x = 533,228.12 × 106,117.72
  4. Step 4: Simplify right side
    355,429.24x = 56,584,952,334.29
  5. Step 5: Solve for x
    x = 56,584,952,334.29/355,429.24
  6. Step 6: Final answer
    x = 159,201.74

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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.