Home / 73,884.03-101,988.36-66,010.83

Finding the Fourth Proportional to 73,884.03, 101,988.36 and 66,010.83

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Solution

The fourth proportional to 73,884.03, 101,988.36 and 66,010.83 is: 91,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,884.03 : 101,988.36 = 66,010.83 : x
  2. Step 2: Convert to fraction form
    73,884.03/101,988.36 = 66,010.83/x
  3. Step 3: Cross multiply
    73,884.03x = 101,988.36 × 66,010.83
  4. Step 4: Simplify right side
    73,884.03x = 6,732,336,293.94
  5. Step 5: Solve for x
    x = 6,732,336,293.94/73,884.03
  6. Step 6: Final answer
    x = 91,120.32

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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.