Home / 108,136.54-162,209.28-37,108.00

Finding the Fourth Proportional to 108,136.54, 162,209.28 and 37,108.00

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Solution

The fourth proportional to 108,136.54, 162,209.28 and 37,108.00 is: 55,663.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,136.54 : 162,209.28 = 37,108.00 : x
  2. Step 2: Convert to fraction form
    108,136.54/162,209.28 = 37,108.00/x
  3. Step 3: Cross multiply
    108,136.54x = 162,209.28 × 37,108.00
  4. Step 4: Simplify right side
    108,136.54x = 6,019,261,613.12
  5. Step 5: Solve for x
    x = 6,019,261,613.12/108,136.54
  6. Step 6: Final answer
    x = 55,663.53

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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.