Home / 118,748.34-178,134.21-34,509.24

Finding the Fourth Proportional to 118,748.34, 178,134.21 and 34,509.24

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Solution

The fourth proportional to 118,748.34, 178,134.21 and 34,509.24 is: 51,767.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,748.34 : 178,134.21 = 34,509.24 : x
  2. Step 2: Convert to fraction form
    118,748.34/178,134.21 = 34,509.24/x
  3. Step 3: Cross multiply
    118,748.34x = 178,134.21 × 34,509.24
  4. Step 4: Simplify right side
    118,748.34x = 6,147,276,205.10
  5. Step 5: Solve for x
    x = 6,147,276,205.10/118,748.34
  6. Step 6: Final answer
    x = 51,767.26

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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.