Home / 207,043.13-285,717.79-116,399.50

Finding the Fourth Proportional to 207,043.13, 285,717.79 and 116,399.50

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Solution

The fourth proportional to 207,043.13, 285,717.79 and 116,399.50 is: 160,630.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,043.13 : 285,717.79 = 116,399.50 : x
  2. Step 2: Convert to fraction form
    207,043.13/285,717.79 = 116,399.50/x
  3. Step 3: Cross multiply
    207,043.13x = 285,717.79 × 116,399.50
  4. Step 4: Simplify right side
    207,043.13x = 33,257,407,897.11
  5. Step 5: Solve for x
    x = 33,257,407,897.11/207,043.13
  6. Step 6: Final answer
    x = 160,630.34

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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.