Home / 130,567.52-180,190.44-73,997.12

Finding the Fourth Proportional to 130,567.52, 180,190.44 and 73,997.12

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Solution

The fourth proportional to 130,567.52, 180,190.44 and 73,997.12 is: 102,120.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,567.52 : 180,190.44 = 73,997.12 : x
  2. Step 2: Convert to fraction form
    130,567.52/180,190.44 = 73,997.12/x
  3. Step 3: Cross multiply
    130,567.52x = 180,190.44 × 73,997.12
  4. Step 4: Simplify right side
    130,567.52x = 13,333,573,611.53
  5. Step 5: Solve for x
    x = 13,333,573,611.53/130,567.52
  6. Step 6: Final answer
    x = 102,120.14

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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.