Home / 73,259.10-101,098.20-39,725.10

Finding the Fourth Proportional to 73,259.10, 101,098.20 and 39,725.10

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Solution

The fourth proportional to 73,259.10, 101,098.20 and 39,725.10 is: 54,820.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,259.10 : 101,098.20 = 39,725.10 : x
  2. Step 2: Convert to fraction form
    73,259.10/101,098.20 = 39,725.10/x
  3. Step 3: Cross multiply
    73,259.10x = 101,098.20 × 39,725.10
  4. Step 4: Simplify right side
    73,259.10x = 4,016,136,104.82
  5. Step 5: Solve for x
    x = 4,016,136,104.82/73,259.10
  6. Step 6: Final answer
    x = 54,820.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.