Home / 108,835.53-163,154.75-38,698.44

Finding the Fourth Proportional to 108,835.53, 163,154.75 and 38,698.44

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Solution

The fourth proportional to 108,835.53, 163,154.75 and 38,698.44 is: 58,012.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,835.53 : 163,154.75 = 38,698.44 : x
  2. Step 2: Convert to fraction form
    108,835.53/163,154.75 = 38,698.44/x
  3. Step 3: Cross multiply
    108,835.53x = 163,154.75 × 38,698.44
  4. Step 4: Simplify right side
    108,835.53x = 6,313,834,110.10
  5. Step 5: Solve for x
    x = 6,313,834,110.10/108,835.53
  6. Step 6: Final answer
    x = 58,012.62

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1.5x scale

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.