Home / 250,018.88-375,116.07-72,536.54

Finding the Fourth Proportional to 250,018.88, 375,116.07 and 72,536.54

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Solution

The fourth proportional to 250,018.88, 375,116.07 and 72,536.54 is: 108,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,018.88 : 375,116.07 = 72,536.54 : x
  2. Step 2: Convert to fraction form
    250,018.88/375,116.07 = 72,536.54/x
  3. Step 3: Cross multiply
    250,018.88x = 375,116.07 × 72,536.54
  4. Step 4: Simplify right side
    250,018.88x = 27,209,621,816.20
  5. Step 5: Solve for x
    x = 27,209,621,816.20/250,018.88
  6. Step 6: Final answer
    x = 108,830.27

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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.