Home / 207,243.08-285,983.70-116,602.88

Finding the Fourth Proportional to 207,243.08, 285,983.70 and 116,602.88

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Solution

The fourth proportional to 207,243.08, 285,983.70 and 116,602.88 is: 160,905.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,243.08 : 285,983.70 = 116,602.88 : x
  2. Step 2: Convert to fraction form
    207,243.08/285,983.70 = 116,602.88/x
  3. Step 3: Cross multiply
    207,243.08x = 285,983.70 × 116,602.88
  4. Step 4: Simplify right side
    207,243.08x = 33,346,523,053.06
  5. Step 5: Solve for x
    x = 33,346,523,053.06/207,243.08
  6. Step 6: Final answer
    x = 160,905.36

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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.